64929800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 174614940

約数和(自身を除く): 109685140

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 85, 100, 104, 113, 130, 136, 169, 170, 200, 221, 226, 260, 325, 338, 340, 425, 442, 452, 520, 565, 650, 676, 680, 845, 850, 884, 904, 1105, 1130, 1300, 1352, 1469, 1690, 1700, 1768, 1921, 2210, 2260, 2600, 2825, 2873, 2938, 3380, 3400, 3842, 4225, 4420, 4520, 5525, 5650, 5746, 5876, 6760, 7345, 7684, 8450, 8840, 9605, 11050, 11300, 11492, 11752, 14365, 14690, 15368, 16900, 19097, 19210, 22100, 22600, 22984, 24973, 28730, 29380, 33800, 36725, 38194, 38420, 44200, 48025, 49946, 57460, 58760, 71825, 73450, 76388, 76840, 95485, 96050, 99892, 114920, 124865, 143650, 146900, 152776, 190970, 192100, 199784, 249730, 287300, 293800, 324649, 381940, 384200, 477425, 499460, 574600, 624325, 649298, 763880, 954850, 998920, 1248650, 1298596, 1623245, 1909700, 2497300, 2597192, 3246490, 3819400, 4994600, 6492980, 8116225, 12985960, 16232450, 32464900, 64929800]

約数ペア:

[(1, 64929800), (2, 32464900), (4, 16232450), (5, 12985960), (8, 8116225), (10, 6492980), (13, 4994600), (17, 3819400), (20, 3246490), (25, 2597192), (26, 2497300), (34, 1909700), (40, 1623245), (50, 1298596), (52, 1248650), (65, 998920), (68, 954850), (85, 763880), (100, 649298), (104, 624325), (113, 574600), (130, 499460), (136, 477425), (169, 384200), (170, 381940), (200, 324649), (221, 293800), (226, 287300), (260, 249730), (325, 199784), (338, 192100), (340, 190970), (425, 152776), (442, 146900), (452, 143650), (520, 124865), (565, 114920), (650, 99892), (676, 96050), (680, 95485), (845, 76840), (850, 76388), (884, 73450), (904, 71825), (1105, 58760), (1130, 57460), (1300, 49946), (1352, 48025), (1469, 44200), (1690, 38420), (1700, 38194), (1768, 36725), (1921, 33800), (2210, 29380), (2260, 28730), (2600, 24973), (2825, 22984), (2873, 22600), (2938, 22100), (3380, 19210), (3400, 19097), (3842, 16900), (4225, 15368), (4420, 14690), (4520, 14365), (5525, 11752), (5650, 11492), (5746, 11300), (5876, 11050), (6760, 9605), (7345, 8840), (7684, 8450)]