80510165720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1100467}}^1$

素因数の和:1100568

約数の個数: 64

約数和(自身を含む): 190160870400

約数和(自身を除く): 109650704680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 236, 248, 295, 310, 472, 590, 620, 1180, 1240, 1829, 2360, 3658, 7316, 9145, 14632, 18290, 36580, 73160, 1100467, 2200934, 4401868, 5502335, 8803736, 11004670, 22009340, 34114477, 44018680, 64927553, 68228954, 129855106, 136457908, 170572385, 259710212, 272915816, 324637765, 341144770, 519420424, 649275530, 682289540, 1298551060, 1364579080, 2012754143, 2597102120, 4025508286, 8051016572, 10063770715, 16102033144, 20127541430, 40255082860, 80510165720]

約数ペア:

[(1, 80510165720), (2, 40255082860), (4, 20127541430), (5, 16102033144), (8, 10063770715), (10, 8051016572), (20, 4025508286), (31, 2597102120), (40, 2012754143), (59, 1364579080), (62, 1298551060), (118, 682289540), (124, 649275530), (155, 519420424), (236, 341144770), (248, 324637765), (295, 272915816), (310, 259710212), (472, 170572385), (590, 136457908), (620, 129855106), (1180, 68228954), (1240, 64927553), (1829, 44018680), (2360, 34114477), (3658, 22009340), (7316, 11004670), (9145, 8803736), (14632, 5502335), (18290, 4401868), (36580, 2200934), (73160, 1100467)]