69351320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{997}}^1$

素因数の和:1092

約数の個数: 64

約数和(自身を含む): 163831680

約数和(自身を除く): 94480360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 47, 74, 94, 148, 185, 188, 235, 296, 370, 376, 470, 740, 940, 997, 1480, 1739, 1880, 1994, 3478, 3988, 4985, 6956, 7976, 8695, 9970, 13912, 17390, 19940, 34780, 36889, 39880, 46859, 69560, 73778, 93718, 147556, 184445, 187436, 234295, 295112, 368890, 374872, 468590, 737780, 937180, 1475560, 1733783, 1874360, 3467566, 6935132, 8668915, 13870264, 17337830, 34675660, 69351320]

約数ペア:

[(1, 69351320), (2, 34675660), (4, 17337830), (5, 13870264), (8, 8668915), (10, 6935132), (20, 3467566), (37, 1874360), (40, 1733783), (47, 1475560), (74, 937180), (94, 737780), (148, 468590), (185, 374872), (188, 368890), (235, 295112), (296, 234295), (370, 187436), (376, 184445), (470, 147556), (740, 93718), (940, 73778), (997, 69560), (1480, 46859), (1739, 39880), (1880, 36889), (1994, 34780), (3478, 19940), (3988, 17390), (4985, 13912), (6956, 9970), (7976, 8695)]