620513680

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{5113}}^1$

素因数の和:5204

約数の個数: 80

約数和(自身を含む): 1518121584

約数和(自身を除く): 897607904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 41, 74, 80, 82, 148, 164, 185, 205, 296, 328, 370, 410, 592, 656, 740, 820, 1480, 1517, 1640, 2960, 3034, 3280, 5113, 6068, 7585, 10226, 12136, 15170, 20452, 24272, 25565, 30340, 40904, 51130, 60680, 81808, 102260, 121360, 189181, 204520, 209633, 378362, 409040, 419266, 756724, 838532, 945905, 1048165, 1513448, 1677064, 1891810, 2096330, 3026896, 3354128, 3783620, 4192660, 7567240, 7756421, 8385320, 15134480, 15512842, 16770640, 31025684, 38782105, 62051368, 77564210, 124102736, 155128420, 310256840, 620513680]

約数ペア:

[(1, 620513680), (2, 310256840), (4, 155128420), (5, 124102736), (8, 77564210), (10, 62051368), (16, 38782105), (20, 31025684), (37, 16770640), (40, 15512842), (41, 15134480), (74, 8385320), (80, 7756421), (82, 7567240), (148, 4192660), (164, 3783620), (185, 3354128), (205, 3026896), (296, 2096330), (328, 1891810), (370, 1677064), (410, 1513448), (592, 1048165), (656, 945905), (740, 838532), (820, 756724), (1480, 419266), (1517, 409040), (1640, 378362), (2960, 209633), (3034, 204520), (3280, 189181), (5113, 121360), (6068, 102260), (7585, 81808), (10226, 60680), (12136, 51130), (15170, 40904), (20452, 30340), (24272, 25565)]