40965800

素因数分解:

$2^3\times 5^2\times {\mathrm{257}}^1\times {\mathrm{797}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 95736060

約数和(自身を除く): 54770260

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 257, 514, 797, 1028, 1285, 1594, 2056, 2570, 3188, 3985, 5140, 6376, 6425, 7970, 10280, 12850, 15940, 19925, 25700, 31880, 39850, 51400, 79700, 159400, 204829, 409658, 819316, 1024145, 1638632, 2048290, 4096580, 5120725, 8193160, 10241450, 20482900, 40965800]

約数ペア:

[(1, 40965800), (2, 20482900), (4, 10241450), (5, 8193160), (8, 5120725), (10, 4096580), (20, 2048290), (25, 1638632), (40, 1024145), (50, 819316), (100, 409658), (200, 204829), (257, 159400), (514, 79700), (797, 51400), (1028, 39850), (1285, 31880), (1594, 25700), (2056, 19925), (2570, 15940), (3188, 12850), (3985, 10280), (5140, 7970), (6376, 6425)]