7999290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:125

約数の個数: 128

約数和(自身を含む): 23950080

約数和(自身を除く): 15950790

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 43, 45, 53, 54, 65, 78, 86, 90, 106, 117, 129, 130, 135, 159, 195, 215, 234, 258, 265, 270, 318, 351, 387, 390, 430, 477, 530, 559, 585, 645, 689, 702, 774, 795, 954, 1118, 1161, 1170, 1290, 1378, 1431, 1590, 1677, 1755, 1935, 2067, 2279, 2322, 2385, 2795, 2862, 3354, 3445, 3510, 3870, 4134, 4558, 4770, 5031, 5590, 5805, 6201, 6837, 6890, 7155, 8385, 10062, 10335, 11395, 11610, 12402, 13674, 14310, 15093, 16770, 18603, 20511, 20670, 22790, 25155, 29627, 30186, 31005, 34185, 37206, 41022, 50310, 59254, 61533, 62010, 68370, 75465, 88881, 93015, 102555, 123066, 148135, 150930, 177762, 186030, 205110, 266643, 296270, 307665, 444405, 533286, 615330, 799929, 888810, 1333215, 1599858, 2666430, 3999645, 7999290]

約数ペア:

[(1, 7999290), (2, 3999645), (3, 2666430), (5, 1599858), (6, 1333215), (9, 888810), (10, 799929), (13, 615330), (15, 533286), (18, 444405), (26, 307665), (27, 296270), (30, 266643), (39, 205110), (43, 186030), (45, 177762), (53, 150930), (54, 148135), (65, 123066), (78, 102555), (86, 93015), (90, 88881), (106, 75465), (117, 68370), (129, 62010), (130, 61533), (135, 59254), (159, 50310), (195, 41022), (215, 37206), (234, 34185), (258, 31005), (265, 30186), (270, 29627), (318, 25155), (351, 22790), (387, 20670), (390, 20511), (430, 18603), (477, 16770), (530, 15093), (559, 14310), (585, 13674), (645, 12402), (689, 11610), (702, 11395), (774, 10335), (795, 10062), (954, 8385), (1118, 7155), (1161, 6890), (1170, 6837), (1290, 6201), (1378, 5805), (1431, 5590), (1590, 5031), (1677, 4770), (1755, 4558), (1935, 4134), (2067, 3870), (2279, 3510), (2322, 3445), (2385, 3354), (2795, 2862)]