135958180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4493}}^1$

素因数の和:4608

約数の個数: 48

約数和(自身を含む): 305771760

約数和(自身を除く): 169813580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1780, 3026, 4493, 6052, 7565, 8986, 15130, 17972, 22465, 30260, 44930, 76381, 89860, 152762, 305524, 381905, 399877, 763810, 799754, 1527620, 1599508, 1999385, 3998770, 6797909, 7997540, 13595818, 27191636, 33989545, 67979090, 135958180]

約数ペア:

[(1, 135958180), (2, 67979090), (4, 33989545), (5, 27191636), (10, 13595818), (17, 7997540), (20, 6797909), (34, 3998770), (68, 1999385), (85, 1599508), (89, 1527620), (170, 799754), (178, 763810), (340, 399877), (356, 381905), (445, 305524), (890, 152762), (1513, 89860), (1780, 76381), (3026, 44930), (4493, 30260), (6052, 22465), (7565, 17972), (8986, 15130)]