51903560

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 120294720

約数和(自身を除く): 68391160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 107, 134, 181, 214, 268, 335, 362, 428, 535, 536, 670, 724, 856, 905, 1070, 1340, 1448, 1810, 2140, 2680, 3620, 4280, 7169, 7240, 12127, 14338, 19367, 24254, 28676, 35845, 38734, 48508, 57352, 60635, 71690, 77468, 96835, 97016, 121270, 143380, 154936, 193670, 242540, 286760, 387340, 485080, 774680, 1297589, 2595178, 5190356, 6487945, 10380712, 12975890, 25951780, 51903560]

約数ペア:

[(1, 51903560), (2, 25951780), (4, 12975890), (5, 10380712), (8, 6487945), (10, 5190356), (20, 2595178), (40, 1297589), (67, 774680), (107, 485080), (134, 387340), (181, 286760), (214, 242540), (268, 193670), (335, 154936), (362, 143380), (428, 121270), (535, 97016), (536, 96835), (670, 77468), (724, 71690), (856, 60635), (905, 57352), (1070, 48508), (1340, 38734), (1448, 35845), (1810, 28676), (2140, 24254), (2680, 19367), (3620, 14338), (4280, 12127), (7169, 7240)]