157204060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1523}}^1$

素因数の和:1942

約数の個数: 48

約数和(自身を含む): 356652576

約数和(自身を除く): 199448516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 397, 794, 1523, 1588, 1985, 3046, 3970, 5161, 6092, 7615, 7940, 10322, 15230, 19799, 20644, 25805, 30460, 39598, 51610, 79196, 98995, 103220, 197990, 395980, 604631, 1209262, 2418524, 3023155, 6046310, 7860203, 12092620, 15720406, 31440812, 39301015, 78602030, 157204060]

約数ペア:

[(1, 157204060), (2, 78602030), (4, 39301015), (5, 31440812), (10, 15720406), (13, 12092620), (20, 7860203), (26, 6046310), (52, 3023155), (65, 2418524), (130, 1209262), (260, 604631), (397, 395980), (794, 197990), (1523, 103220), (1588, 98995), (1985, 79196), (3046, 51610), (3970, 39598), (5161, 30460), (6092, 25805), (7615, 20644), (7940, 19799), (10322, 15230)]