49164040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 113886000

約数和(自身を除く): 64721960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 113, 146, 149, 226, 292, 298, 365, 452, 565, 584, 596, 730, 745, 904, 1130, 1192, 1460, 1490, 2260, 2920, 2980, 4520, 5960, 8249, 10877, 16498, 16837, 21754, 32996, 33674, 41245, 43508, 54385, 65992, 67348, 82490, 84185, 87016, 108770, 134696, 164980, 168370, 217540, 329960, 336740, 435080, 673480, 1229101, 2458202, 4916404, 6145505, 9832808, 12291010, 24582020, 49164040]

約数ペア:

[(1, 49164040), (2, 24582020), (4, 12291010), (5, 9832808), (8, 6145505), (10, 4916404), (20, 2458202), (40, 1229101), (73, 673480), (113, 435080), (146, 336740), (149, 329960), (226, 217540), (292, 168370), (298, 164980), (365, 134696), (452, 108770), (565, 87016), (584, 84185), (596, 82490), (730, 67348), (745, 65992), (904, 54385), (1130, 43508), (1192, 41245), (1460, 33674), (1490, 32996), (2260, 21754), (2920, 16837), (2980, 16498), (4520, 10877), (5960, 8249)]