77299120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 188559360

約数和(自身を除く): 111260240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 71, 80, 124, 142, 155, 248, 284, 310, 355, 439, 496, 568, 620, 710, 878, 1136, 1240, 1420, 1756, 2195, 2201, 2480, 2840, 3512, 4390, 4402, 5680, 7024, 8780, 8804, 11005, 13609, 17560, 17608, 22010, 27218, 31169, 35120, 35216, 44020, 54436, 62338, 68045, 88040, 108872, 124676, 136090, 155845, 176080, 217744, 249352, 272180, 311690, 498704, 544360, 623380, 966239, 1088720, 1246760, 1932478, 2493520, 3864956, 4831195, 7729912, 9662390, 15459824, 19324780, 38649560, 77299120]

約数ペア:

[(1, 77299120), (2, 38649560), (4, 19324780), (5, 15459824), (8, 9662390), (10, 7729912), (16, 4831195), (20, 3864956), (31, 2493520), (40, 1932478), (62, 1246760), (71, 1088720), (80, 966239), (124, 623380), (142, 544360), (155, 498704), (248, 311690), (284, 272180), (310, 249352), (355, 217744), (439, 176080), (496, 155845), (568, 136090), (620, 124676), (710, 108872), (878, 88040), (1136, 68045), (1240, 62338), (1420, 54436), (1756, 44020), (2195, 35216), (2201, 35120), (2480, 31169), (2840, 27218), (3512, 22010), (4390, 17608), (4402, 17560), (5680, 13609), (7024, 11005), (8780, 8804)]