76401520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5651}}^1$

素因数の和:5690

約数の個数: 60

約数和(自身を含む): 192382776

約数和(自身を除く): 115981256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 5651, 6760, 11302, 13520, 22604, 28255, 45208, 56510, 73463, 90416, 113020, 146926, 226040, 293852, 367315, 452080, 587704, 734630, 955019, 1175408, 1469260, 1910038, 2938520, 3820076, 4775095, 5877040, 7640152, 9550190, 15280304, 19100380, 38200760, 76401520]

約数ペア:

[(1, 76401520), (2, 38200760), (4, 19100380), (5, 15280304), (8, 9550190), (10, 7640152), (13, 5877040), (16, 4775095), (20, 3820076), (26, 2938520), (40, 1910038), (52, 1469260), (65, 1175408), (80, 955019), (104, 734630), (130, 587704), (169, 452080), (208, 367315), (260, 293852), (338, 226040), (520, 146926), (676, 113020), (845, 90416), (1040, 73463), (1352, 56510), (1690, 45208), (2704, 28255), (3380, 22604), (5651, 13520), (6760, 11302)]