70815320

素因数分解:

$2^3\times 5^1\times {\mathrm{983}}^1\times {\mathrm{1801}}^1$

素因数の和:2795

約数の個数: 32

約数和(自身を含む): 159585120

約数和(自身を除く): 88769800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 983, 1801, 1966, 3602, 3932, 4915, 7204, 7864, 9005, 9830, 14408, 18010, 19660, 36020, 39320, 72040, 1770383, 3540766, 7081532, 8851915, 14163064, 17703830, 35407660, 70815320]

約数ペア:

[(1, 70815320), (2, 35407660), (4, 17703830), (5, 14163064), (8, 8851915), (10, 7081532), (20, 3540766), (40, 1770383), (983, 72040), (1801, 39320), (1966, 36020), (3602, 19660), (3932, 18010), (4915, 14408), (7204, 9830), (7864, 9005)]