68407490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{1153}}^1$

素因数の和:1526

約数の個数: 32

約数和(自身を含む): 130863600

約数和(自身を除く): 62456110

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 349, 698, 1153, 1745, 2306, 3490, 5765, 5933, 11530, 11866, 19601, 29665, 39202, 59330, 98005, 196010, 402397, 804794, 2011985, 4023970, 6840749, 13681498, 34203745, 68407490]

約数ペア:

[(1, 68407490), (2, 34203745), (5, 13681498), (10, 6840749), (17, 4023970), (34, 2011985), (85, 804794), (170, 402397), (349, 196010), (698, 98005), (1153, 59330), (1745, 39202), (2306, 29665), (3490, 19601), (5765, 11866), (5933, 11530)]