66992500

素因数分解:

$2^2\times 5^4\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:362

約数の個数: 60

約数和(自身を含む): 148352512

約数和(自身を除く): 81360012

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 127, 211, 250, 254, 422, 500, 508, 625, 635, 844, 1055, 1250, 1270, 2110, 2500, 2540, 3175, 4220, 5275, 6350, 10550, 12700, 15875, 21100, 26375, 26797, 31750, 52750, 53594, 63500, 79375, 105500, 107188, 131875, 133985, 158750, 263750, 267970, 317500, 527500, 535940, 669925, 1339850, 2679700, 3349625, 6699250, 13398500, 16748125, 33496250, 66992500]

約数ペア:

[(1, 66992500), (2, 33496250), (4, 16748125), (5, 13398500), (10, 6699250), (20, 3349625), (25, 2679700), (50, 1339850), (100, 669925), (125, 535940), (127, 527500), (211, 317500), (250, 267970), (254, 263750), (422, 158750), (500, 133985), (508, 131875), (625, 107188), (635, 105500), (844, 79375), (1055, 63500), (1250, 53594), (1270, 52750), (2110, 31750), (2500, 26797), (2540, 26375), (3175, 21100), (4220, 15875), (5275, 12700), (6350, 10550)]