71770040

素因数分解:

$2^3\times 5^1\times {\mathrm{613}}^1\times {\mathrm{2927}}^1$

素因数の和:3551

約数の個数: 32

約数和(自身を含む): 161801280

約数和(自身を除く): 90031240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 613, 1226, 2452, 2927, 3065, 4904, 5854, 6130, 11708, 12260, 14635, 23416, 24520, 29270, 58540, 117080, 1794251, 3588502, 7177004, 8971255, 14354008, 17942510, 35885020, 71770040]

約数ペア:

[(1, 71770040), (2, 35885020), (4, 17942510), (5, 14354008), (8, 8971255), (10, 7177004), (20, 3588502), (40, 1794251), (613, 117080), (1226, 58540), (2452, 29270), (2927, 24520), (3065, 23416), (4904, 14635), (5854, 12260), (6130, 11708)]