16716400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^2\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 90

約数和(自身を含む): 42514640

約数和(自身を除く): 25798240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 79, 80, 92, 100, 115, 158, 184, 200, 230, 316, 368, 395, 400, 460, 529, 575, 632, 790, 920, 1058, 1150, 1264, 1580, 1817, 1840, 1975, 2116, 2300, 2645, 3160, 3634, 3950, 4232, 4600, 5290, 6320, 7268, 7900, 8464, 9085, 9200, 10580, 13225, 14536, 15800, 18170, 21160, 26450, 29072, 31600, 36340, 41791, 42320, 45425, 52900, 72680, 83582, 90850, 105800, 145360, 167164, 181700, 208955, 211600, 334328, 363400, 417910, 668656, 726800, 835820, 1044775, 1671640, 2089550, 3343280, 4179100, 8358200, 16716400]

約数ペア:

[(1, 16716400), (2, 8358200), (4, 4179100), (5, 3343280), (8, 2089550), (10, 1671640), (16, 1044775), (20, 835820), (23, 726800), (25, 668656), (40, 417910), (46, 363400), (50, 334328), (79, 211600), (80, 208955), (92, 181700), (100, 167164), (115, 145360), (158, 105800), (184, 90850), (200, 83582), (230, 72680), (316, 52900), (368, 45425), (395, 42320), (400, 41791), (460, 36340), (529, 31600), (575, 29072), (632, 26450), (790, 21160), (920, 18170), (1058, 15800), (1150, 14536), (1264, 13225), (1580, 10580), (1817, 9200), (1840, 9085), (1975, 8464), (2116, 7900), (2300, 7268), (2645, 6320), (3160, 5290), (3634, 4600), (3950, 4232)]