258520367620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3739}}^1\times {\mathrm{84319}}^1$

素因数の和:88108

約数の個数: 48

約数和(自身を含む): 556289395200

約数和(自身を除く): 297769027580

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 3739, 7478, 14956, 18695, 37390, 74780, 84319, 153299, 168638, 306598, 337276, 421595, 613196, 766495, 843190, 1532990, 1686380, 3065980, 3457079, 6914158, 13828316, 17285395, 34570790, 69141580, 315268741, 630537482, 1261074964, 1576343705, 3152687410, 6305374820, 12926018381, 25852036762, 51704073524, 64630091905, 129260183810, 258520367620]

約数ペア:

[(1, 258520367620), (2, 129260183810), (4, 64630091905), (5, 51704073524), (10, 25852036762), (20, 12926018381), (41, 6305374820), (82, 3152687410), (164, 1576343705), (205, 1261074964), (410, 630537482), (820, 315268741), (3739, 69141580), (7478, 34570790), (14956, 17285395), (18695, 13828316), (37390, 6914158), (74780, 3457079), (84319, 3065980), (153299, 1686380), (168638, 1532990), (306598, 843190), (337276, 766495), (421595, 613196)]