311922950

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1213}}^1$

素因数の和:1401

約数の個数: 48

約数和(自身を含む): 600638640

約数和(自身を除く): 288715690

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 139, 185, 278, 370, 695, 925, 1213, 1390, 1850, 2426, 3475, 5143, 6065, 6950, 10286, 12130, 25715, 30325, 44881, 51430, 60650, 89762, 128575, 168607, 224405, 257150, 337214, 448810, 843035, 1122025, 1686070, 2244050, 4215175, 6238459, 8430350, 12476918, 31192295, 62384590, 155961475, 311922950]

約数ペア:

[(1, 311922950), (2, 155961475), (5, 62384590), (10, 31192295), (25, 12476918), (37, 8430350), (50, 6238459), (74, 4215175), (139, 2244050), (185, 1686070), (278, 1122025), (370, 843035), (695, 448810), (925, 337214), (1213, 257150), (1390, 224405), (1850, 168607), (2426, 128575), (3475, 89762), (5143, 60650), (6065, 51430), (6950, 44881), (10286, 30325), (12130, 25715)]