428927625200

素因数分解:

$2^4\times 5^2\times {\mathrm{409}}^1\times {\mathrm{2621807}}^1$

素因数の和:2622234

約数の個数: 60

約数和(自身を含む): 1033018570080

約数和(自身を除く): 604090944880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 409, 818, 1636, 2045, 3272, 4090, 6544, 8180, 10225, 16360, 20450, 32720, 40900, 81800, 163600, 2621807, 5243614, 10487228, 13109035, 20974456, 26218070, 41948912, 52436140, 65545175, 104872280, 131090350, 209744560, 262180700, 524361400, 1048722800, 1072319063, 2144638126, 4289276252, 5361595315, 8578552504, 10723190630, 17157105008, 21446381260, 26807976575, 42892762520, 53615953150, 85785525040, 107231906300, 214463812600, 428927625200]

約数ペア:

[(1, 428927625200), (2, 214463812600), (4, 107231906300), (5, 85785525040), (8, 53615953150), (10, 42892762520), (16, 26807976575), (20, 21446381260), (25, 17157105008), (40, 10723190630), (50, 8578552504), (80, 5361595315), (100, 4289276252), (200, 2144638126), (400, 1072319063), (409, 1048722800), (818, 524361400), (1636, 262180700), (2045, 209744560), (3272, 131090350), (4090, 104872280), (6544, 65545175), (8180, 52436140), (10225, 41948912), (16360, 26218070), (20450, 20974456), (32720, 13109035), (40900, 10487228), (81800, 5243614), (163600, 2621807)]