61747660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 148119552

約数和(自身を除く): 86371892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 47, 52, 62, 65, 94, 124, 130, 155, 163, 188, 235, 260, 310, 326, 403, 470, 611, 620, 652, 806, 815, 940, 1222, 1457, 1612, 1630, 2015, 2119, 2444, 2914, 3055, 3260, 4030, 4238, 5053, 5828, 6110, 7285, 7661, 8060, 8476, 10106, 10595, 12220, 14570, 15322, 18941, 20212, 21190, 25265, 29140, 30644, 37882, 38305, 42380, 50530, 65689, 75764, 76610, 94705, 99593, 101060, 131378, 153220, 189410, 199186, 237491, 262756, 328445, 378820, 398372, 474982, 497965, 656890, 949964, 995930, 1187455, 1313780, 1991860, 2374910, 3087383, 4749820, 6174766, 12349532, 15436915, 30873830, 61747660]

約数ペア:

[(1, 61747660), (2, 30873830), (4, 15436915), (5, 12349532), (10, 6174766), (13, 4749820), (20, 3087383), (26, 2374910), (31, 1991860), (47, 1313780), (52, 1187455), (62, 995930), (65, 949964), (94, 656890), (124, 497965), (130, 474982), (155, 398372), (163, 378820), (188, 328445), (235, 262756), (260, 237491), (310, 199186), (326, 189410), (403, 153220), (470, 131378), (611, 101060), (620, 99593), (652, 94705), (806, 76610), (815, 75764), (940, 65689), (1222, 50530), (1457, 42380), (1612, 38305), (1630, 37882), (2015, 30644), (2119, 29140), (2444, 25265), (2914, 21190), (3055, 20212), (3260, 18941), (4030, 15322), (4238, 14570), (5053, 12220), (5828, 10595), (6110, 10106), (7285, 8476), (7661, 8060)]