79319080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1361}}^1$

素因数の和:1450

約数の個数: 64

約数和(自身を含む): 188282880

約数和(自身を除く): 108963800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 940, 1240, 1361, 1457, 1880, 2722, 2914, 5444, 5828, 6805, 7285, 10888, 11656, 13610, 14570, 27220, 29140, 42191, 54440, 58280, 63967, 84382, 127934, 168764, 210955, 255868, 319835, 337528, 421910, 511736, 639670, 843820, 1279340, 1687640, 1982977, 2558680, 3965954, 7931908, 9914885, 15863816, 19829770, 39659540, 79319080]

約数ペア:

[(1, 79319080), (2, 39659540), (4, 19829770), (5, 15863816), (8, 9914885), (10, 7931908), (20, 3965954), (31, 2558680), (40, 1982977), (47, 1687640), (62, 1279340), (94, 843820), (124, 639670), (155, 511736), (188, 421910), (235, 337528), (248, 319835), (310, 255868), (376, 210955), (470, 168764), (620, 127934), (940, 84382), (1240, 63967), (1361, 58280), (1457, 54440), (1880, 42191), (2722, 29140), (2914, 27220), (5444, 14570), (5828, 13610), (6805, 11656), (7285, 10888)]