265457380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{9883}}^1$

素因数の和:9988

約数の個数: 48

約数和(自身を含む): 597784320

約数和(自身を除く): 332326940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 790, 1343, 1580, 2686, 5372, 6715, 9883, 13430, 19766, 26860, 39532, 49415, 98830, 168011, 197660, 336022, 672044, 780757, 840055, 1561514, 1680110, 3123028, 3360220, 3903785, 7807570, 13272869, 15615140, 26545738, 53091476, 66364345, 132728690, 265457380]

約数ペア:

[(1, 265457380), (2, 132728690), (4, 66364345), (5, 53091476), (10, 26545738), (17, 15615140), (20, 13272869), (34, 7807570), (68, 3903785), (79, 3360220), (85, 3123028), (158, 1680110), (170, 1561514), (316, 840055), (340, 780757), (395, 672044), (790, 336022), (1343, 197660), (1580, 168011), (2686, 98830), (5372, 49415), (6715, 39532), (9883, 26860), (13430, 19766)]