89183720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2729}}^1$

素因数の和:2802

約数の個数: 64

約数和(自身を含む): 216216000

約数和(自身を除く): 127032280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 760, 817, 860, 1634, 1720, 2729, 3268, 4085, 5458, 6536, 8170, 10916, 13645, 16340, 21832, 27290, 32680, 51851, 54580, 103702, 109160, 117347, 207404, 234694, 259255, 414808, 469388, 518510, 586735, 938776, 1037020, 1173470, 2074040, 2229593, 2346940, 4459186, 4693880, 8918372, 11147965, 17836744, 22295930, 44591860, 89183720]

約数ペア:

[(1, 89183720), (2, 44591860), (4, 22295930), (5, 17836744), (8, 11147965), (10, 8918372), (19, 4693880), (20, 4459186), (38, 2346940), (40, 2229593), (43, 2074040), (76, 1173470), (86, 1037020), (95, 938776), (152, 586735), (172, 518510), (190, 469388), (215, 414808), (344, 259255), (380, 234694), (430, 207404), (760, 117347), (817, 109160), (860, 103702), (1634, 54580), (1720, 51851), (2729, 32680), (3268, 27290), (4085, 21832), (5458, 16340), (6536, 13645), (8170, 10916)]