51530080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:492

約数の個数: 96

約数和(自身を含む): 140555520

約数和(自身を除く): 89025440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 139, 140, 160, 224, 278, 280, 331, 556, 560, 662, 695, 973, 1112, 1120, 1324, 1390, 1655, 1946, 2224, 2317, 2648, 2780, 3310, 3892, 4448, 4634, 4865, 5296, 5560, 6620, 7784, 9268, 9730, 10592, 11120, 11585, 13240, 15568, 18536, 19460, 22240, 23170, 26480, 31136, 37072, 38920, 46009, 46340, 52960, 74144, 77840, 92018, 92680, 155680, 184036, 185360, 230045, 322063, 368072, 370720, 460090, 644126, 736144, 920180, 1288252, 1472288, 1610315, 1840360, 2576504, 3220630, 3680720, 5153008, 6441260, 7361440, 10306016, 12882520, 25765040, 51530080]

約数ペア:

[(1, 51530080), (2, 25765040), (4, 12882520), (5, 10306016), (7, 7361440), (8, 6441260), (10, 5153008), (14, 3680720), (16, 3220630), (20, 2576504), (28, 1840360), (32, 1610315), (35, 1472288), (40, 1288252), (56, 920180), (70, 736144), (80, 644126), (112, 460090), (139, 370720), (140, 368072), (160, 322063), (224, 230045), (278, 185360), (280, 184036), (331, 155680), (556, 92680), (560, 92018), (662, 77840), (695, 74144), (973, 52960), (1112, 46340), (1120, 46009), (1324, 38920), (1390, 37072), (1655, 31136), (1946, 26480), (2224, 23170), (2317, 22240), (2648, 19460), (2780, 18536), (3310, 15568), (3892, 13240), (4448, 11585), (4634, 11120), (4865, 10592), (5296, 9730), (5560, 9268), (6620, 7784)]