100028680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^3\times {\mathrm{509}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 239598000

約数和(自身を除く): 139569320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 509, 578, 680, 1018, 1156, 1445, 2036, 2312, 2545, 2890, 4072, 4913, 5090, 5780, 8653, 9826, 10180, 11560, 17306, 19652, 20360, 24565, 34612, 39304, 43265, 49130, 69224, 86530, 98260, 147101, 173060, 196520, 294202, 346120, 588404, 735505, 1176808, 1471010, 2500717, 2942020, 5001434, 5884040, 10002868, 12503585, 20005736, 25007170, 50014340, 100028680]

約数ペア:

[(1, 100028680), (2, 50014340), (4, 25007170), (5, 20005736), (8, 12503585), (10, 10002868), (17, 5884040), (20, 5001434), (34, 2942020), (40, 2500717), (68, 1471010), (85, 1176808), (136, 735505), (170, 588404), (289, 346120), (340, 294202), (509, 196520), (578, 173060), (680, 147101), (1018, 98260), (1156, 86530), (1445, 69224), (2036, 49130), (2312, 43265), (2545, 39304), (2890, 34612), (4072, 24565), (4913, 20360), (5090, 19652), (5780, 17306), (8653, 11560), (9826, 10180)]