225717250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 464330880

約数和(自身を除く): 238613630

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 211, 250, 275, 389, 422, 550, 778, 1055, 1375, 1945, 2110, 2321, 2750, 3890, 4279, 4642, 5275, 8558, 9725, 10550, 11605, 19450, 21395, 23210, 26375, 42790, 48625, 52750, 58025, 82079, 97250, 106975, 116050, 164158, 213950, 290125, 410395, 534875, 580250, 820790, 902869, 1069750, 1805738, 2051975, 4103950, 4514345, 9028690, 10259875, 20519750, 22571725, 45143450, 112858625, 225717250]

約数ペア:

[(1, 225717250), (2, 112858625), (5, 45143450), (10, 22571725), (11, 20519750), (22, 10259875), (25, 9028690), (50, 4514345), (55, 4103950), (110, 2051975), (125, 1805738), (211, 1069750), (250, 902869), (275, 820790), (389, 580250), (422, 534875), (550, 410395), (778, 290125), (1055, 213950), (1375, 164158), (1945, 116050), (2110, 106975), (2321, 97250), (2750, 82079), (3890, 58025), (4279, 52750), (4642, 48625), (5275, 42790), (8558, 26375), (9725, 23210), (10550, 21395), (11605, 19450)]