71025680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1877}}^1$

素因数の和:1944

約数の個数: 80

約数和(自身を含む): 184434624

約数和(自身を除く): 113408944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1720, 1877, 1892, 2365, 3440, 3754, 3784, 4730, 7508, 7568, 9385, 9460, 15016, 18770, 18920, 20647, 30032, 37540, 37840, 41294, 75080, 80711, 82588, 103235, 150160, 161422, 165176, 206470, 322844, 330352, 403555, 412940, 645688, 807110, 825880, 887821, 1291376, 1614220, 1651760, 1775642, 3228440, 3551284, 4439105, 6456880, 7102568, 8878210, 14205136, 17756420, 35512840, 71025680]

約数ペア:

[(1, 71025680), (2, 35512840), (4, 17756420), (5, 14205136), (8, 8878210), (10, 7102568), (11, 6456880), (16, 4439105), (20, 3551284), (22, 3228440), (40, 1775642), (43, 1651760), (44, 1614220), (55, 1291376), (80, 887821), (86, 825880), (88, 807110), (110, 645688), (172, 412940), (176, 403555), (215, 330352), (220, 322844), (344, 206470), (430, 165176), (440, 161422), (473, 150160), (688, 103235), (860, 82588), (880, 80711), (946, 75080), (1720, 41294), (1877, 37840), (1892, 37540), (2365, 30032), (3440, 20647), (3754, 18920), (3784, 18770), (4730, 15016), (7508, 9460), (7568, 9385)]