64071110

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^2$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 123693696

約数和(自身を除く): 59622586

約数列:

[1, 2, 5, 10, 31, 41, 62, 71, 82, 142, 155, 205, 310, 355, 410, 710, 1271, 2201, 2542, 2911, 4402, 5041, 5822, 6355, 10082, 11005, 12710, 14555, 22010, 25205, 29110, 50410, 90241, 156271, 180482, 206681, 312542, 413362, 451205, 781355, 902410, 1033405, 1562710, 2066810, 6407111, 12814222, 32035555, 64071110]

約数ペア:

[(1, 64071110), (2, 32035555), (5, 12814222), (10, 6407111), (31, 2066810), (41, 1562710), (62, 1033405), (71, 902410), (82, 781355), (142, 451205), (155, 413362), (205, 312542), (310, 206681), (355, 180482), (410, 156271), (710, 90241), (1271, 50410), (2201, 29110), (2542, 25205), (2911, 22010), (4402, 14555), (5041, 12710), (5822, 11005), (6355, 10082)]