78039400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:395

約数の個数: 96

約数和(自身を含む): 192487680

約数和(自身を除く): 114448280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 41, 50, 62, 82, 100, 124, 155, 164, 200, 205, 248, 307, 310, 328, 410, 614, 620, 775, 820, 1025, 1228, 1240, 1271, 1535, 1550, 1640, 2050, 2456, 2542, 3070, 3100, 4100, 5084, 6140, 6200, 6355, 7675, 8200, 9517, 10168, 12280, 12587, 12710, 15350, 19034, 25174, 25420, 30700, 31775, 38068, 47585, 50348, 50840, 61400, 62935, 63550, 76136, 95170, 100696, 125870, 127100, 190340, 237925, 251740, 254200, 314675, 380680, 390197, 475850, 503480, 629350, 780394, 951700, 1258700, 1560788, 1903400, 1950985, 2517400, 3121576, 3901970, 7803940, 9754925, 15607880, 19509850, 39019700, 78039400]

約数ペア:

[(1, 78039400), (2, 39019700), (4, 19509850), (5, 15607880), (8, 9754925), (10, 7803940), (20, 3901970), (25, 3121576), (31, 2517400), (40, 1950985), (41, 1903400), (50, 1560788), (62, 1258700), (82, 951700), (100, 780394), (124, 629350), (155, 503480), (164, 475850), (200, 390197), (205, 380680), (248, 314675), (307, 254200), (310, 251740), (328, 237925), (410, 190340), (614, 127100), (620, 125870), (775, 100696), (820, 95170), (1025, 76136), (1228, 63550), (1240, 62935), (1271, 61400), (1535, 50840), (1550, 50348), (1640, 47585), (2050, 38068), (2456, 31775), (2542, 30700), (3070, 25420), (3100, 25174), (4100, 19034), (5084, 15350), (6140, 12710), (6200, 12587), (6355, 12280), (7675, 10168), (8200, 9517)]