212432825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 306081600

約数和(自身を除く): 93648775

約数列:

[1, 5, 11, 19, 25, 55, 95, 109, 209, 275, 373, 475, 545, 1045, 1199, 1865, 2071, 2725, 4103, 5225, 5995, 7087, 9325, 10355, 20515, 22781, 29975, 35435, 40657, 51775, 77957, 102575, 113905, 177175, 203285, 389785, 447227, 569525, 772483, 1016425, 1948925, 2236135, 3862415, 8497313, 11180675, 19312075, 42486565, 212432825]

約数ペア:

[(1, 212432825), (5, 42486565), (11, 19312075), (19, 11180675), (25, 8497313), (55, 3862415), (95, 2236135), (109, 1948925), (209, 1016425), (275, 772483), (373, 569525), (475, 447227), (545, 389785), (1045, 203285), (1199, 177175), (1865, 113905), (2071, 102575), (2725, 77957), (4103, 51775), (5225, 40657), (5995, 35435), (7087, 29975), (9325, 22781), (10355, 20515)]