129069740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1163}}^1$

素因数の和:1382

約数の個数: 48

約数和(自身を含む): 281594880

約数和(自身を除く): 152525140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 179, 310, 358, 620, 716, 895, 1163, 1790, 2326, 3580, 4652, 5549, 5815, 11098, 11630, 22196, 23260, 27745, 36053, 55490, 72106, 110980, 144212, 180265, 208177, 360530, 416354, 721060, 832708, 1040885, 2081770, 4163540, 6453487, 12906974, 25813948, 32267435, 64534870, 129069740]

約数ペア:

[(1, 129069740), (2, 64534870), (4, 32267435), (5, 25813948), (10, 12906974), (20, 6453487), (31, 4163540), (62, 2081770), (124, 1040885), (155, 832708), (179, 721060), (310, 416354), (358, 360530), (620, 208177), (716, 180265), (895, 144212), (1163, 110980), (1790, 72106), (2326, 55490), (3580, 36053), (4652, 27745), (5549, 23260), (5815, 22196), (11098, 11630)]