66772660

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 144789120

約数和(自身を除く): 78016460

約数列:

[1, 2, 4, 5, 10, 20, 59, 71, 118, 142, 236, 284, 295, 355, 590, 710, 797, 1180, 1420, 1594, 3188, 3985, 4189, 7970, 8378, 15940, 16756, 20945, 41890, 47023, 56587, 83780, 94046, 113174, 188092, 226348, 235115, 282935, 470230, 565870, 940460, 1131740, 3338633, 6677266, 13354532, 16693165, 33386330, 66772660]

約数ペア:

[(1, 66772660), (2, 33386330), (4, 16693165), (5, 13354532), (10, 6677266), (20, 3338633), (59, 1131740), (71, 940460), (118, 565870), (142, 470230), (236, 282935), (284, 235115), (295, 226348), (355, 188092), (590, 113174), (710, 94046), (797, 83780), (1180, 56587), (1420, 47023), (1594, 41890), (3188, 20945), (3985, 16756), (4189, 15940), (7970, 8378)]