166835660

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1\times {\mathrm{499}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 357420000

約数和(自身を除く): 190584340

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 229, 292, 365, 458, 499, 730, 916, 998, 1145, 1460, 1996, 2290, 2495, 4580, 4990, 9980, 16717, 33434, 36427, 66868, 72854, 83585, 114271, 145708, 167170, 182135, 228542, 334340, 364270, 457084, 571355, 728540, 1142710, 2285420, 8341783, 16683566, 33367132, 41708915, 83417830, 166835660]

約数ペア:

[(1, 166835660), (2, 83417830), (4, 41708915), (5, 33367132), (10, 16683566), (20, 8341783), (73, 2285420), (146, 1142710), (229, 728540), (292, 571355), (365, 457084), (458, 364270), (499, 334340), (730, 228542), (916, 182135), (998, 167170), (1145, 145708), (1460, 114271), (1996, 83585), (2290, 72854), (2495, 66868), (4580, 36427), (4990, 33434), (9980, 16717)]