425339900

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{47791}}^1$

素因数の和:47894

約数の個数: 36

約数和(自身を含む): 933377760

約数和(自身を除く): 508037860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 890, 1780, 2225, 4450, 8900, 47791, 95582, 191164, 238955, 477910, 955820, 1194775, 2389550, 4253399, 4779100, 8506798, 17013596, 21266995, 42533990, 85067980, 106334975, 212669950, 425339900]

約数ペア:

[(1, 425339900), (2, 212669950), (4, 106334975), (5, 85067980), (10, 42533990), (20, 21266995), (25, 17013596), (50, 8506798), (89, 4779100), (100, 4253399), (178, 2389550), (356, 1194775), (445, 955820), (890, 477910), (1780, 238955), (2225, 191164), (4450, 95582), (8900, 47791)]