628403710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:793

約数の個数: 64

約数和(自身を含む): 1262096640

約数和(自身を除く): 633692930

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 139, 146, 278, 365, 563, 695, 730, 803, 1126, 1390, 1529, 1606, 2815, 3058, 4015, 5630, 6193, 7645, 8030, 10147, 12386, 15290, 20294, 30965, 41099, 50735, 61930, 78257, 82198, 101470, 111617, 156514, 205495, 223234, 391285, 410990, 452089, 558085, 782570, 860827, 904178, 1116170, 1721654, 2260445, 4304135, 4520890, 5712761, 8608270, 11425522, 28563805, 57127610, 62840371, 125680742, 314201855, 628403710]

約数ペア:

[(1, 628403710), (2, 314201855), (5, 125680742), (10, 62840371), (11, 57127610), (22, 28563805), (55, 11425522), (73, 8608270), (110, 5712761), (139, 4520890), (146, 4304135), (278, 2260445), (365, 1721654), (563, 1116170), (695, 904178), (730, 860827), (803, 782570), (1126, 558085), (1390, 452089), (1529, 410990), (1606, 391285), (2815, 223234), (3058, 205495), (4015, 156514), (5630, 111617), (6193, 101470), (7645, 82198), (8030, 78257), (10147, 61930), (12386, 50735), (15290, 41099), (20294, 30965)]