25904040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1553}}^1$

素因数の和:1706

約数の個数: 64

約数和(自身を含む): 78321600

約数和(自身を除く): 52417560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1553, 1668, 2085, 2780, 3106, 3336, 4170, 4659, 5560, 6212, 7765, 8340, 9318, 12424, 15530, 16680, 18636, 23295, 31060, 37272, 46590, 62120, 93180, 186360, 215867, 431734, 647601, 863468, 1079335, 1295202, 1726936, 2158670, 2590404, 3238005, 4317340, 5180808, 6476010, 8634680, 12952020, 25904040]

約数ペア:

[(1, 25904040), (2, 12952020), (3, 8634680), (4, 6476010), (5, 5180808), (6, 4317340), (8, 3238005), (10, 2590404), (12, 2158670), (15, 1726936), (20, 1295202), (24, 1079335), (30, 863468), (40, 647601), (60, 431734), (120, 215867), (139, 186360), (278, 93180), (417, 62120), (556, 46590), (695, 37272), (834, 31060), (1112, 23295), (1390, 18636), (1553, 16680), (1668, 15530), (2085, 12424), (2780, 9318), (3106, 8340), (3336, 7765), (4170, 6212), (4659, 5560)]