56408530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 112849920

約数和(自身を除く): 56441390

約数列:

[1, 2, 5, 10, 19, 31, 38, 61, 62, 95, 122, 155, 157, 190, 305, 310, 314, 589, 610, 785, 1159, 1178, 1570, 1891, 2318, 2945, 2983, 3782, 4867, 5795, 5890, 5966, 9455, 9577, 9734, 11590, 14915, 18910, 19154, 24335, 29830, 35929, 47885, 48670, 71858, 92473, 95770, 179645, 181963, 184946, 296887, 359290, 363926, 462365, 593774, 909815, 924730, 1484435, 1819630, 2968870, 5640853, 11281706, 28204265, 56408530]

約数ペア:

[(1, 56408530), (2, 28204265), (5, 11281706), (10, 5640853), (19, 2968870), (31, 1819630), (38, 1484435), (61, 924730), (62, 909815), (95, 593774), (122, 462365), (155, 363926), (157, 359290), (190, 296887), (305, 184946), (310, 181963), (314, 179645), (589, 95770), (610, 92473), (785, 71858), (1159, 48670), (1178, 47885), (1570, 35929), (1891, 29830), (2318, 24335), (2945, 19154), (2983, 18910), (3782, 14915), (4867, 11590), (5795, 9734), (5890, 9577), (5966, 9455)]