85170996

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{521}}^1$

素因数の和:789

約数の個数: 72

約数和(自身を含む): 228009600

約数和(自身を除く): 142838604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 239, 342, 478, 521, 684, 717, 956, 1042, 1434, 1563, 2084, 2151, 2868, 3126, 4302, 4541, 4689, 6252, 8604, 9082, 9378, 9899, 13623, 18164, 18756, 19798, 27246, 29697, 39596, 40869, 54492, 59394, 81738, 89091, 118788, 124519, 163476, 178182, 249038, 356364, 373557, 498076, 747114, 1120671, 1494228, 2241342, 2365861, 4482684, 4731722, 7097583, 9463444, 14195166, 21292749, 28390332, 42585498, 85170996]

約数ペア:

[(1, 85170996), (2, 42585498), (3, 28390332), (4, 21292749), (6, 14195166), (9, 9463444), (12, 7097583), (18, 4731722), (19, 4482684), (36, 2365861), (38, 2241342), (57, 1494228), (76, 1120671), (114, 747114), (171, 498076), (228, 373557), (239, 356364), (342, 249038), (478, 178182), (521, 163476), (684, 124519), (717, 118788), (956, 89091), (1042, 81738), (1434, 59394), (1563, 54492), (2084, 40869), (2151, 39596), (2868, 29697), (3126, 27246), (4302, 19798), (4541, 18756), (4689, 18164), (6252, 13623), (8604, 9899), (9082, 9378)]