49654280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 131453280

約数和(自身を除く): 81799000

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 41, 52, 65, 68, 82, 85, 104, 130, 136, 137, 164, 170, 205, 221, 260, 274, 328, 340, 410, 442, 520, 533, 548, 680, 685, 697, 820, 884, 1066, 1096, 1105, 1370, 1394, 1640, 1768, 1781, 2132, 2210, 2329, 2665, 2740, 2788, 3485, 3562, 4264, 4420, 4658, 5330, 5480, 5576, 5617, 6970, 7124, 8840, 8905, 9061, 9316, 10660, 11234, 11645, 13940, 14248, 17810, 18122, 18632, 21320, 22468, 23290, 27880, 28085, 30277, 35620, 36244, 44936, 45305, 46580, 56170, 60554, 71240, 72488, 73021, 90610, 93160, 95489, 112340, 121108, 146042, 151385, 181220, 190978, 224680, 242216, 292084, 302770, 362440, 365105, 381956, 477445, 584168, 605540, 730210, 763912, 954890, 1211080, 1241357, 1460420, 1909780, 2482714, 2920840, 3819560, 4965428, 6206785, 9930856, 12413570, 24827140, 49654280]

約数ペア:

[(1, 49654280), (2, 24827140), (4, 12413570), (5, 9930856), (8, 6206785), (10, 4965428), (13, 3819560), (17, 2920840), (20, 2482714), (26, 1909780), (34, 1460420), (40, 1241357), (41, 1211080), (52, 954890), (65, 763912), (68, 730210), (82, 605540), (85, 584168), (104, 477445), (130, 381956), (136, 365105), (137, 362440), (164, 302770), (170, 292084), (205, 242216), (221, 224680), (260, 190978), (274, 181220), (328, 151385), (340, 146042), (410, 121108), (442, 112340), (520, 95489), (533, 93160), (548, 90610), (680, 73021), (685, 72488), (697, 71240), (820, 60554), (884, 56170), (1066, 46580), (1096, 45305), (1105, 44936), (1370, 36244), (1394, 35620), (1640, 30277), (1768, 28085), (1781, 27880), (2132, 23290), (2210, 22468), (2329, 21320), (2665, 18632), (2740, 18122), (2788, 17810), (3485, 14248), (3562, 13940), (4264, 11645), (4420, 11234), (4658, 10660), (5330, 9316), (5480, 9061), (5576, 8905), (5617, 8840), (6970, 7124)]