7100500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1291}}^1$

素因数の和:1321

約数の個数: 48

約数和(自身を含む): 16930368

約数和(自身を除く): 9829868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1291, 1375, 2582, 2750, 5164, 5500, 6455, 12910, 14201, 25820, 28402, 32275, 56804, 64550, 71005, 129100, 142010, 161375, 284020, 322750, 355025, 645500, 710050, 1420100, 1775125, 3550250, 7100500]

約数ペア:

[(1, 7100500), (2, 3550250), (4, 1775125), (5, 1420100), (10, 710050), (11, 645500), (20, 355025), (22, 322750), (25, 284020), (44, 161375), (50, 142010), (55, 129100), (100, 71005), (110, 64550), (125, 56804), (220, 32275), (250, 28402), (275, 25820), (500, 14201), (550, 12910), (1100, 6455), (1291, 5500), (1375, 5164), (2582, 2750)]