99493880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 251596800

約数和(自身を除く): 152102920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 41, 62, 76, 82, 95, 103, 124, 152, 155, 164, 190, 205, 206, 248, 310, 328, 380, 410, 412, 515, 589, 620, 760, 779, 820, 824, 1030, 1178, 1240, 1271, 1558, 1640, 1957, 2060, 2356, 2542, 2945, 3116, 3193, 3895, 3914, 4120, 4223, 4712, 5084, 5890, 6232, 6355, 6386, 7790, 7828, 8446, 9785, 10168, 11780, 12710, 12772, 15580, 15656, 15965, 16892, 19570, 21115, 23560, 24149, 25420, 25544, 31160, 31930, 33784, 39140, 42230, 48298, 50840, 60667, 63860, 78280, 80237, 84460, 96596, 120745, 121334, 127720, 130913, 160474, 168920, 193192, 241490, 242668, 261826, 303335, 320948, 401185, 482980, 485336, 523652, 606670, 641896, 654565, 802370, 965960, 1047304, 1213340, 1309130, 1604740, 2426680, 2487347, 2618260, 3209480, 4974694, 5236520, 9949388, 12436735, 19898776, 24873470, 49746940, 99493880]

約数ペア:

[(1, 99493880), (2, 49746940), (4, 24873470), (5, 19898776), (8, 12436735), (10, 9949388), (19, 5236520), (20, 4974694), (31, 3209480), (38, 2618260), (40, 2487347), (41, 2426680), (62, 1604740), (76, 1309130), (82, 1213340), (95, 1047304), (103, 965960), (124, 802370), (152, 654565), (155, 641896), (164, 606670), (190, 523652), (205, 485336), (206, 482980), (248, 401185), (310, 320948), (328, 303335), (380, 261826), (410, 242668), (412, 241490), (515, 193192), (589, 168920), (620, 160474), (760, 130913), (779, 127720), (820, 121334), (824, 120745), (1030, 96596), (1178, 84460), (1240, 80237), (1271, 78280), (1558, 63860), (1640, 60667), (1957, 50840), (2060, 48298), (2356, 42230), (2542, 39140), (2945, 33784), (3116, 31930), (3193, 31160), (3895, 25544), (3914, 25420), (4120, 24149), (4223, 23560), (4712, 21115), (5084, 19570), (5890, 16892), (6232, 15965), (6355, 15656), (6386, 15580), (7790, 12772), (7828, 12710), (8446, 11780), (9785, 10168)]