700021580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{281}}^1\times {\mathrm{431}}^1$

素因数の和:755

約数の個数: 72

約数和(自身を含む): 1570798656

約数和(自身を除く): 870777076

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 281, 289, 340, 431, 562, 578, 862, 1124, 1156, 1405, 1445, 1724, 2155, 2810, 2890, 4310, 4777, 5620, 5780, 7327, 8620, 9554, 14654, 19108, 23885, 29308, 36635, 47770, 73270, 81209, 95540, 121111, 124559, 146540, 162418, 242222, 249118, 324836, 406045, 484444, 498236, 605555, 622795, 812090, 1211110, 1245590, 1624180, 2058887, 2422220, 2491180, 4117774, 8235548, 10294435, 20588870, 35001079, 41177740, 70002158, 140004316, 175005395, 350010790, 700021580]

約数ペア:

[(1, 700021580), (2, 350010790), (4, 175005395), (5, 140004316), (10, 70002158), (17, 41177740), (20, 35001079), (34, 20588870), (68, 10294435), (85, 8235548), (170, 4117774), (281, 2491180), (289, 2422220), (340, 2058887), (431, 1624180), (562, 1245590), (578, 1211110), (862, 812090), (1124, 622795), (1156, 605555), (1405, 498236), (1445, 484444), (1724, 406045), (2155, 324836), (2810, 249118), (2890, 242222), (4310, 162418), (4777, 146540), (5620, 124559), (5780, 121111), (7327, 95540), (8620, 81209), (9554, 73270), (14654, 47770), (19108, 36635), (23885, 29308)]