71814188

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 145031712

約数和(自身を除く): 73217524

約数列:

[1, 2, 4, 17, 23, 34, 37, 46, 68, 73, 74, 92, 146, 148, 289, 292, 391, 578, 629, 782, 851, 1156, 1241, 1258, 1564, 1679, 1702, 2482, 2516, 2701, 3358, 3404, 4964, 5402, 6647, 6716, 10693, 10804, 13294, 14467, 21097, 21386, 26588, 28543, 28934, 42194, 42772, 45917, 57086, 57868, 62123, 84388, 91834, 114172, 124246, 183668, 245939, 248492, 485231, 491878, 780589, 970462, 983756, 1056091, 1561178, 1940924, 2112182, 3122356, 4224364, 17953547, 35907094, 71814188]

約数ペア:

[(1, 71814188), (2, 35907094), (4, 17953547), (17, 4224364), (23, 3122356), (34, 2112182), (37, 1940924), (46, 1561178), (68, 1056091), (73, 983756), (74, 970462), (92, 780589), (146, 491878), (148, 485231), (289, 248492), (292, 245939), (391, 183668), (578, 124246), (629, 114172), (782, 91834), (851, 84388), (1156, 62123), (1241, 57868), (1258, 57086), (1564, 45917), (1679, 42772), (1702, 42194), (2482, 28934), (2516, 28543), (2701, 26588), (3358, 21386), (3404, 21097), (4964, 14467), (5402, 13294), (6647, 10804), (6716, 10693)]