684759490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{313}}^1\times {\mathrm{757}}^1$

素因数の和:1111

約数の個数: 48

約数和(自身を含む): 1315254312

約数和(自身を除く): 630494822

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 313, 578, 626, 757, 1445, 1514, 1565, 2890, 3130, 3785, 5321, 7570, 10642, 12869, 25738, 26605, 53210, 64345, 90457, 128690, 180914, 218773, 236941, 437546, 452285, 473882, 904570, 1093865, 1184705, 2187730, 2369410, 4027997, 8055994, 20139985, 40279970, 68475949, 136951898, 342379745, 684759490]

約数ペア:

[(1, 684759490), (2, 342379745), (5, 136951898), (10, 68475949), (17, 40279970), (34, 20139985), (85, 8055994), (170, 4027997), (289, 2369410), (313, 2187730), (578, 1184705), (626, 1093865), (757, 904570), (1445, 473882), (1514, 452285), (1565, 437546), (2890, 236941), (3130, 218773), (3785, 180914), (5321, 128690), (7570, 90457), (10642, 64345), (12869, 53210), (25738, 26605)]