255381830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:629

約数の個数: 64

約数和(自身を含む): 522547200

約数和(自身を除く): 267165370

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 223, 290, 319, 359, 446, 638, 718, 1115, 1595, 1795, 2230, 2453, 3190, 3590, 3949, 4906, 6467, 7898, 10411, 12265, 12934, 19745, 20822, 24530, 32335, 39490, 52055, 64670, 71137, 80057, 104110, 114521, 142274, 160114, 229042, 355685, 400285, 572605, 711370, 800570, 880627, 1145210, 1761254, 2321653, 4403135, 4643306, 8806270, 11608265, 23216530, 25538183, 51076366, 127690915, 255381830]

約数ペア:

[(1, 255381830), (2, 127690915), (5, 51076366), (10, 25538183), (11, 23216530), (22, 11608265), (29, 8806270), (55, 4643306), (58, 4403135), (110, 2321653), (145, 1761254), (223, 1145210), (290, 880627), (319, 800570), (359, 711370), (446, 572605), (638, 400285), (718, 355685), (1115, 229042), (1595, 160114), (1795, 142274), (2230, 114521), (2453, 104110), (3190, 80057), (3590, 71137), (3949, 64670), (4906, 52055), (6467, 39490), (7898, 32335), (10411, 24530), (12265, 20822), (12934, 19745)]