148425520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{617}}^1$

素因数の和:758

約数の個数: 80

約数和(自身を含む): 360476928

約数和(自身を除く): 212051408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 248, 310, 388, 485, 496, 617, 620, 776, 970, 1234, 1240, 1552, 1940, 2468, 2480, 3007, 3085, 3880, 4936, 6014, 6170, 7760, 9872, 12028, 12340, 15035, 19127, 24056, 24680, 30070, 38254, 48112, 49360, 59849, 60140, 76508, 95635, 119698, 120280, 153016, 191270, 239396, 240560, 299245, 306032, 382540, 478792, 598490, 765080, 957584, 1196980, 1530160, 1855319, 2393960, 3710638, 4787920, 7421276, 9276595, 14842552, 18553190, 29685104, 37106380, 74212760, 148425520]

約数ペア:

[(1, 148425520), (2, 74212760), (4, 37106380), (5, 29685104), (8, 18553190), (10, 14842552), (16, 9276595), (20, 7421276), (31, 4787920), (40, 3710638), (62, 2393960), (80, 1855319), (97, 1530160), (124, 1196980), (155, 957584), (194, 765080), (248, 598490), (310, 478792), (388, 382540), (485, 306032), (496, 299245), (617, 240560), (620, 239396), (776, 191270), (970, 153016), (1234, 120280), (1240, 119698), (1552, 95635), (1940, 76508), (2468, 60140), (2480, 59849), (3007, 49360), (3085, 48112), (3880, 38254), (4936, 30070), (6014, 24680), (6170, 24056), (7760, 19127), (9872, 15035), (12028, 12340)]