74170640

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{22613}}^1$

素因数の和:22667

約数の個数: 40

約数和(自身を含む): 176660568

約数和(自身を除く): 102489928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 22613, 45226, 90452, 113065, 180904, 226130, 361808, 452260, 904520, 927133, 1809040, 1854266, 3708532, 4635665, 7417064, 9271330, 14834128, 18542660, 37085320, 74170640]

約数ペア:

[(1, 74170640), (2, 37085320), (4, 18542660), (5, 14834128), (8, 9271330), (10, 7417064), (16, 4635665), (20, 3708532), (40, 1854266), (41, 1809040), (80, 927133), (82, 904520), (164, 452260), (205, 361808), (328, 226130), (410, 180904), (656, 113065), (820, 90452), (1640, 45226), (3280, 22613)]