80524980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14431}}^1$

素因数の和:14477

約数の個数: 72

約数和(自身を含む): 252155904

約数和(自身を除く): 171630924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 14431, 28862, 43293, 57724, 72155, 86586, 129879, 144310, 173172, 216465, 259758, 288620, 432930, 447361, 519516, 649395, 865860, 894722, 1298790, 1342083, 1789444, 2236805, 2597580, 2684166, 4026249, 4473610, 5368332, 6710415, 8052498, 8947220, 13420830, 16104996, 20131245, 26841660, 40262490, 80524980]

約数ペア:

[(1, 80524980), (2, 40262490), (3, 26841660), (4, 20131245), (5, 16104996), (6, 13420830), (9, 8947220), (10, 8052498), (12, 6710415), (15, 5368332), (18, 4473610), (20, 4026249), (30, 2684166), (31, 2597580), (36, 2236805), (45, 1789444), (60, 1342083), (62, 1298790), (90, 894722), (93, 865860), (124, 649395), (155, 519516), (180, 447361), (186, 432930), (279, 288620), (310, 259758), (372, 216465), (465, 173172), (558, 144310), (620, 129879), (930, 86586), (1116, 72155), (1395, 57724), (1860, 43293), (2790, 28862), (5580, 14431)]