68276690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 135527040

約数和(自身を除く): 67250350

約数列:

[1, 2, 5, 10, 19, 38, 43, 61, 86, 95, 122, 137, 190, 215, 274, 305, 430, 610, 685, 817, 1159, 1370, 1634, 2318, 2603, 2623, 4085, 5206, 5246, 5795, 5891, 8170, 8357, 11590, 11782, 13015, 13115, 16714, 26030, 26230, 29455, 41785, 49837, 58910, 83570, 99674, 111929, 158783, 223858, 249185, 317566, 359351, 498370, 559645, 718702, 793915, 1119290, 1587830, 1796755, 3593510, 6827669, 13655338, 34138345, 68276690]

約数ペア:

[(1, 68276690), (2, 34138345), (5, 13655338), (10, 6827669), (19, 3593510), (38, 1796755), (43, 1587830), (61, 1119290), (86, 793915), (95, 718702), (122, 559645), (137, 498370), (190, 359351), (215, 317566), (274, 249185), (305, 223858), (430, 158783), (610, 111929), (685, 99674), (817, 83570), (1159, 58910), (1370, 49837), (1634, 41785), (2318, 29455), (2603, 26230), (2623, 26030), (4085, 16714), (5206, 13115), (5246, 13015), (5795, 11782), (5891, 11590), (8170, 8357)]