485555480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{3877}}^1$

素因数の和:4020

約数の個数: 64

約数和(自身を含む): 1139201280

約数和(自身を除く): 653645800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 808, 1010, 1240, 2020, 3131, 3877, 4040, 6262, 7754, 12524, 15508, 15655, 19385, 25048, 31016, 31310, 38770, 62620, 77540, 120187, 125240, 155080, 240374, 391577, 480748, 600935, 783154, 961496, 1201870, 1566308, 1957885, 2403740, 3132616, 3915770, 4807480, 7831540, 12138887, 15663080, 24277774, 48555548, 60694435, 97111096, 121388870, 242777740, 485555480]

約数ペア:

[(1, 485555480), (2, 242777740), (4, 121388870), (5, 97111096), (8, 60694435), (10, 48555548), (20, 24277774), (31, 15663080), (40, 12138887), (62, 7831540), (101, 4807480), (124, 3915770), (155, 3132616), (202, 2403740), (248, 1957885), (310, 1566308), (404, 1201870), (505, 961496), (620, 783154), (808, 600935), (1010, 480748), (1240, 391577), (2020, 240374), (3131, 155080), (3877, 125240), (4040, 120187), (6262, 77540), (7754, 62620), (12524, 38770), (15508, 31310), (15655, 31016), (19385, 25048)]