68903560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1051}}^1$

素因数の和:1222

約数の個数: 64

約数和(自身を含む): 170424000

約数和(自身を除く): 101520440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 149, 220, 298, 440, 596, 745, 1051, 1192, 1490, 1639, 2102, 2980, 3278, 4204, 5255, 5960, 6556, 8195, 8408, 10510, 11561, 13112, 16390, 21020, 23122, 32780, 42040, 46244, 57805, 65560, 92488, 115610, 156599, 231220, 313198, 462440, 626396, 782995, 1252792, 1565990, 1722589, 3131980, 3445178, 6263960, 6890356, 8612945, 13780712, 17225890, 34451780, 68903560]

約数ペア:

[(1, 68903560), (2, 34451780), (4, 17225890), (5, 13780712), (8, 8612945), (10, 6890356), (11, 6263960), (20, 3445178), (22, 3131980), (40, 1722589), (44, 1565990), (55, 1252792), (88, 782995), (110, 626396), (149, 462440), (220, 313198), (298, 231220), (440, 156599), (596, 115610), (745, 92488), (1051, 65560), (1192, 57805), (1490, 46244), (1639, 42040), (2102, 32780), (2980, 23122), (3278, 21020), (4204, 16390), (5255, 13112), (5960, 11561), (6556, 10510), (8195, 8408)]