40584800

素因数分解:

$2^5\times 5^2\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:640

約数の個数: 72

約数和(自身を含む): 100290456

約数和(自身を除く): 59705656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 97, 100, 160, 194, 200, 388, 400, 485, 523, 776, 800, 970, 1046, 1552, 1940, 2092, 2425, 2615, 3104, 3880, 4184, 4850, 5230, 7760, 8368, 9700, 10460, 13075, 15520, 16736, 19400, 20920, 26150, 38800, 41840, 50731, 52300, 77600, 83680, 101462, 104600, 202924, 209200, 253655, 405848, 418400, 507310, 811696, 1014620, 1268275, 1623392, 2029240, 2536550, 4058480, 5073100, 8116960, 10146200, 20292400, 40584800]

約数ペア:

[(1, 40584800), (2, 20292400), (4, 10146200), (5, 8116960), (8, 5073100), (10, 4058480), (16, 2536550), (20, 2029240), (25, 1623392), (32, 1268275), (40, 1014620), (50, 811696), (80, 507310), (97, 418400), (100, 405848), (160, 253655), (194, 209200), (200, 202924), (388, 104600), (400, 101462), (485, 83680), (523, 77600), (776, 52300), (800, 50731), (970, 41840), (1046, 38800), (1552, 26150), (1940, 20920), (2092, 19400), (2425, 16736), (2615, 15520), (3104, 13075), (3880, 10460), (4184, 9700), (4850, 8368), (5230, 7760)]