179916140

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 383386080

約数和(自身を除く): 203469940

約数列:

[1, 2, 4, 5, 10, 20, 163, 229, 241, 326, 458, 482, 652, 815, 916, 964, 1145, 1205, 1630, 2290, 2410, 3260, 4580, 4820, 37327, 39283, 55189, 74654, 78566, 110378, 149308, 157132, 186635, 196415, 220756, 275945, 373270, 392830, 551890, 746540, 785660, 1103780, 8995807, 17991614, 35983228, 44979035, 89958070, 179916140]

約数ペア:

[(1, 179916140), (2, 89958070), (4, 44979035), (5, 35983228), (10, 17991614), (20, 8995807), (163, 1103780), (229, 785660), (241, 746540), (326, 551890), (458, 392830), (482, 373270), (652, 275945), (815, 220756), (916, 196415), (964, 186635), (1145, 157132), (1205, 149308), (1630, 110378), (2290, 78566), (2410, 74654), (3260, 55189), (4580, 39283), (4820, 37327)]