2021189750

素因数分解:

$2^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{353}}^1\times {\mathrm{619}}^1$

素因数の和:1026

約数の個数: 64

約数和(自身を含む): 3903232320

約数和(自身を除く): 1882042570

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 125, 185, 250, 353, 370, 619, 706, 925, 1238, 1765, 1850, 3095, 3530, 4625, 6190, 8825, 9250, 13061, 15475, 17650, 22903, 26122, 30950, 44125, 45806, 65305, 77375, 88250, 114515, 130610, 154750, 218507, 229030, 326525, 437014, 572575, 653050, 1092535, 1145150, 1632625, 2185070, 2862875, 3265250, 5462675, 5725750, 8084759, 10925350, 16169518, 27313375, 40423795, 54626750, 80847590, 202118975, 404237950, 1010594875, 2021189750]

約数ペア:

[(1, 2021189750), (2, 1010594875), (5, 404237950), (10, 202118975), (25, 80847590), (37, 54626750), (50, 40423795), (74, 27313375), (125, 16169518), (185, 10925350), (250, 8084759), (353, 5725750), (370, 5462675), (619, 3265250), (706, 2862875), (925, 2185070), (1238, 1632625), (1765, 1145150), (1850, 1092535), (3095, 653050), (3530, 572575), (4625, 437014), (6190, 326525), (8825, 229030), (9250, 218507), (13061, 154750), (15475, 130610), (17650, 114515), (22903, 88250), (26122, 77375), (30950, 65305), (44125, 45806)]