65659620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{84179}}^1$

素因数の和:84204

約数の個数: 48

約数和(自身を含む): 197991360

約数和(自身を除く): 132331740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 84179, 168358, 252537, 336716, 420895, 505074, 841790, 1010148, 1094327, 1262685, 1683580, 2188654, 2525370, 3282981, 4377308, 5050740, 5471635, 6565962, 10943270, 13131924, 16414905, 21886540, 32829810, 65659620]

約数ペア:

[(1, 65659620), (2, 32829810), (3, 21886540), (4, 16414905), (5, 13131924), (6, 10943270), (10, 6565962), (12, 5471635), (13, 5050740), (15, 4377308), (20, 3282981), (26, 2525370), (30, 2188654), (39, 1683580), (52, 1262685), (60, 1094327), (65, 1010148), (78, 841790), (130, 505074), (156, 420895), (195, 336716), (260, 252537), (390, 168358), (780, 84179)]