80432350

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 153740160

約数和(自身を除く): 73307810

約数列:

[1, 2, 5, 10, 25, 50, 71, 139, 142, 163, 278, 326, 355, 695, 710, 815, 1390, 1630, 1775, 3475, 3550, 4075, 6950, 8150, 9869, 11573, 19738, 22657, 23146, 45314, 49345, 57865, 98690, 113285, 115730, 226570, 246725, 289325, 493450, 566425, 578650, 1132850, 1608647, 3217294, 8043235, 16086470, 40216175, 80432350]

約数ペア:

[(1, 80432350), (2, 40216175), (5, 16086470), (10, 8043235), (25, 3217294), (50, 1608647), (71, 1132850), (139, 578650), (142, 566425), (163, 493450), (278, 289325), (326, 246725), (355, 226570), (695, 115730), (710, 113285), (815, 98690), (1390, 57865), (1630, 49345), (1775, 45314), (3475, 23146), (3550, 22657), (4075, 19738), (6950, 11573), (8150, 9869)]