89314450

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 170614080

約数和(自身を除く): 81299630

約数列:

[1, 2, 5, 10, 25, 50, 71, 139, 142, 181, 278, 355, 362, 695, 710, 905, 1390, 1775, 1810, 3475, 3550, 4525, 6950, 9050, 9869, 12851, 19738, 25159, 25702, 49345, 50318, 64255, 98690, 125795, 128510, 246725, 251590, 321275, 493450, 628975, 642550, 1257950, 1786289, 3572578, 8931445, 17862890, 44657225, 89314450]

約数ペア:

[(1, 89314450), (2, 44657225), (5, 17862890), (10, 8931445), (25, 3572578), (50, 1786289), (71, 1257950), (139, 642550), (142, 628975), (181, 493450), (278, 321275), (355, 251590), (362, 246725), (695, 128510), (710, 125795), (905, 98690), (1390, 64255), (1775, 50318), (1810, 49345), (3475, 25702), (3550, 25159), (4525, 19738), (6950, 12851), (9050, 9869)]