100727680

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5077}}^1$

素因数の和:5127

約数の個数: 64

約数和(自身を含む): 248618880

約数和(自身を除く): 147891200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 5077, 9920, 10154, 19840, 20308, 25385, 40616, 50770, 81232, 101540, 157387, 162464, 203080, 314774, 324928, 406160, 629548, 649856, 786935, 812320, 1259096, 1573870, 1624640, 2518192, 3147740, 3249280, 5036384, 6295480, 10072768, 12590960, 20145536, 25181920, 50363840, 100727680]

約数ペア:

[(1, 100727680), (2, 50363840), (4, 25181920), (5, 20145536), (8, 12590960), (10, 10072768), (16, 6295480), (20, 5036384), (31, 3249280), (32, 3147740), (40, 2518192), (62, 1624640), (64, 1573870), (80, 1259096), (124, 812320), (128, 786935), (155, 649856), (160, 629548), (248, 406160), (310, 324928), (320, 314774), (496, 203080), (620, 162464), (640, 157387), (992, 101540), (1240, 81232), (1984, 50770), (2480, 40616), (3968, 25385), (4960, 20308), (5077, 19840), (9920, 10154)]