79754780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29983}}^1$

素因数の和:30018

約数の個数: 48

約数和(自身を含む): 201492480

約数和(自身を除く): 121737700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 29983, 59966, 119932, 149915, 209881, 299830, 419762, 569677, 599660, 839524, 1049405, 1139354, 2098810, 2278708, 2848385, 3987739, 4197620, 5696770, 7975478, 11393540, 15950956, 19938695, 39877390, 79754780]

約数ペア:

[(1, 79754780), (2, 39877390), (4, 19938695), (5, 15950956), (7, 11393540), (10, 7975478), (14, 5696770), (19, 4197620), (20, 3987739), (28, 2848385), (35, 2278708), (38, 2098810), (70, 1139354), (76, 1049405), (95, 839524), (133, 599660), (140, 569677), (190, 419762), (266, 299830), (380, 209881), (532, 149915), (665, 119932), (1330, 59966), (2660, 29983)]