64155680

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4831}}^1$

素因数の和:4929

約数の個数: 48

約数和(自身を含む): 153425664

約数和(自身を除く): 89269984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 4831, 6640, 9662, 13280, 19324, 24155, 38648, 48310, 77296, 96620, 154592, 193240, 386480, 400973, 772960, 801946, 1603892, 2004865, 3207784, 4009730, 6415568, 8019460, 12831136, 16038920, 32077840, 64155680]

約数ペア:

[(1, 64155680), (2, 32077840), (4, 16038920), (5, 12831136), (8, 8019460), (10, 6415568), (16, 4009730), (20, 3207784), (32, 2004865), (40, 1603892), (80, 801946), (83, 772960), (160, 400973), (166, 386480), (332, 193240), (415, 154592), (664, 96620), (830, 77296), (1328, 48310), (1660, 38648), (2656, 24155), (3320, 19324), (4831, 13280), (6640, 9662)]