65625420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:200

約数の個数: 192

約数和(自身を含む): 223082496

約数和(自身を除く): 157457076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 41, 42, 60, 70, 74, 82, 84, 103, 105, 111, 123, 140, 148, 164, 185, 205, 206, 210, 222, 246, 259, 287, 309, 370, 410, 412, 420, 444, 492, 515, 518, 555, 574, 615, 618, 721, 740, 777, 820, 861, 1030, 1036, 1110, 1148, 1230, 1236, 1295, 1435, 1442, 1517, 1545, 1554, 1722, 2060, 2163, 2220, 2460, 2590, 2870, 2884, 3034, 3090, 3108, 3444, 3605, 3811, 3885, 4223, 4305, 4326, 4551, 5180, 5740, 6068, 6180, 7210, 7585, 7622, 7770, 8446, 8610, 8652, 9102, 10619, 10815, 11433, 12669, 14420, 15170, 15244, 15540, 16892, 17220, 18204, 19055, 21115, 21238, 21630, 22755, 22866, 25338, 26677, 29561, 30340, 31857, 38110, 42230, 42476, 43260, 45510, 45732, 50676, 53095, 53354, 57165, 59122, 63345, 63714, 76220, 80031, 84460, 88683, 91020, 106190, 106708, 114330, 118244, 126690, 127428, 133385, 147805, 156251, 159285, 160062, 177366, 212380, 228660, 253380, 266770, 295610, 312502, 318570, 320124, 354732, 400155, 443415, 468753, 533540, 591220, 625004, 637140, 781255, 800310, 886830, 937506, 1093757, 1562510, 1600620, 1773660, 1875012, 2187514, 2343765, 3125020, 3281271, 4375028, 4687530, 5468785, 6562542, 9375060, 10937570, 13125084, 16406355, 21875140, 32812710, 65625420]

約数ペア:

[(1, 65625420), (2, 32812710), (3, 21875140), (4, 16406355), (5, 13125084), (6, 10937570), (7, 9375060), (10, 6562542), (12, 5468785), (14, 4687530), (15, 4375028), (20, 3281271), (21, 3125020), (28, 2343765), (30, 2187514), (35, 1875012), (37, 1773660), (41, 1600620), (42, 1562510), (60, 1093757), (70, 937506), (74, 886830), (82, 800310), (84, 781255), (103, 637140), (105, 625004), (111, 591220), (123, 533540), (140, 468753), (148, 443415), (164, 400155), (185, 354732), (205, 320124), (206, 318570), (210, 312502), (222, 295610), (246, 266770), (259, 253380), (287, 228660), (309, 212380), (370, 177366), (410, 160062), (412, 159285), (420, 156251), (444, 147805), (492, 133385), (515, 127428), (518, 126690), (555, 118244), (574, 114330), (615, 106708), (618, 106190), (721, 91020), (740, 88683), (777, 84460), (820, 80031), (861, 76220), (1030, 63714), (1036, 63345), (1110, 59122), (1148, 57165), (1230, 53354), (1236, 53095), (1295, 50676), (1435, 45732), (1442, 45510), (1517, 43260), (1545, 42476), (1554, 42230), (1722, 38110), (2060, 31857), (2163, 30340), (2220, 29561), (2460, 26677), (2590, 25338), (2870, 22866), (2884, 22755), (3034, 21630), (3090, 21238), (3108, 21115), (3444, 19055), (3605, 18204), (3811, 17220), (3885, 16892), (4223, 15540), (4305, 15244), (4326, 15170), (4551, 14420), (5180, 12669), (5740, 11433), (6068, 10815), (6180, 10619), (7210, 9102), (7585, 8652), (7622, 8610), (7770, 8446)]