68325680

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 167426784

約数和(自身を除く): 99101104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 41, 74, 80, 82, 148, 164, 185, 205, 296, 328, 370, 410, 563, 592, 656, 740, 820, 1126, 1480, 1517, 1640, 2252, 2815, 2960, 3034, 3280, 4504, 5630, 6068, 7585, 9008, 11260, 12136, 15170, 20831, 22520, 23083, 24272, 30340, 41662, 45040, 46166, 60680, 83324, 92332, 104155, 115415, 121360, 166648, 184664, 208310, 230830, 333296, 369328, 416620, 461660, 833240, 854071, 923320, 1666480, 1708142, 1846640, 3416284, 4270355, 6832568, 8540710, 13665136, 17081420, 34162840, 68325680]

約数ペア:

[(1, 68325680), (2, 34162840), (4, 17081420), (5, 13665136), (8, 8540710), (10, 6832568), (16, 4270355), (20, 3416284), (37, 1846640), (40, 1708142), (41, 1666480), (74, 923320), (80, 854071), (82, 833240), (148, 461660), (164, 416620), (185, 369328), (205, 333296), (296, 230830), (328, 208310), (370, 184664), (410, 166648), (563, 121360), (592, 115415), (656, 104155), (740, 92332), (820, 83324), (1126, 60680), (1480, 46166), (1517, 45040), (1640, 41662), (2252, 30340), (2815, 24272), (2960, 23083), (3034, 22520), (3280, 20831), (4504, 15170), (5630, 12136), (6068, 11260), (7585, 9008)]