78597490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{829}}^1$

素因数の和:1354

約数の個数: 32

約数和(自身を含む): 149400000

約数和(自身を除く): 70802510

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 499, 829, 998, 1658, 2495, 4145, 4990, 8290, 9481, 15751, 18962, 31502, 47405, 78755, 94810, 157510, 413671, 827342, 2068355, 4136710, 7859749, 15719498, 39298745, 78597490]

約数ペア:

[(1, 78597490), (2, 39298745), (5, 15719498), (10, 7859749), (19, 4136710), (38, 2068355), (95, 827342), (190, 413671), (499, 157510), (829, 94810), (998, 78755), (1658, 47405), (2495, 31502), (4145, 18962), (4990, 15751), (8290, 9481)]