51911360

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5233}}^1$

素因数の和:5281

約数の個数: 56

約数和(自身を含む): 127625856

約数和(自身を除く): 75714496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 5233, 9920, 10466, 20932, 26165, 41864, 52330, 83728, 104660, 162223, 167456, 209320, 324446, 334912, 418640, 648892, 811115, 837280, 1297784, 1622230, 1674560, 2595568, 3244460, 5191136, 6488920, 10382272, 12977840, 25955680, 51911360]

約数ペア:

[(1, 51911360), (2, 25955680), (4, 12977840), (5, 10382272), (8, 6488920), (10, 5191136), (16, 3244460), (20, 2595568), (31, 1674560), (32, 1622230), (40, 1297784), (62, 837280), (64, 811115), (80, 648892), (124, 418640), (155, 334912), (160, 324446), (248, 209320), (310, 167456), (320, 162223), (496, 104660), (620, 83728), (992, 52330), (1240, 41864), (1984, 26165), (2480, 20932), (4960, 10466), (5233, 9920)]