20010306500

素因数分解:

$2^2\times 5^3\times {\mathrm{8233}}^1\times {\mathrm{4861}}^1$

素因数の和:13113

約数の個数: 48

約数和(自身を含む): 43716809136

約数和(自身を除く): 23706502636

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 4861, 8233, 9722, 16466, 19444, 24305, 32932, 41165, 48610, 82330, 97220, 121525, 164660, 205825, 243050, 411650, 486100, 607625, 823300, 1029125, 1215250, 2058250, 2430500, 4116500, 40020613, 80041226, 160082452, 200103065, 400206130, 800412260, 1000515325, 2001030650, 4002061300, 5002576625, 10005153250, 20010306500]

約数ペア:

[(1, 20010306500), (2, 10005153250), (4, 5002576625), (5, 4002061300), (10, 2001030650), (20, 1000515325), (25, 800412260), (50, 400206130), (100, 200103065), (125, 160082452), (250, 80041226), (500, 40020613), (4861, 4116500), (8233, 2430500), (9722, 2058250), (16466, 1215250), (19444, 1029125), (24305, 823300), (32932, 607625), (41165, 486100), (48610, 411650), (82330, 243050), (97220, 205825), (121525, 164660)]