81550088

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 180610560

約数和(自身を除く): 99060472

約数列:

[1, 2, 4, 8, 17, 23, 29, 31, 34, 46, 58, 62, 68, 92, 116, 124, 136, 184, 232, 248, 391, 493, 527, 667, 713, 782, 841, 899, 986, 1054, 1334, 1426, 1564, 1682, 1798, 1972, 2108, 2668, 2852, 3128, 3364, 3596, 3944, 4216, 5336, 5704, 6728, 7192, 11339, 12121, 14297, 15283, 19343, 20677, 22678, 24242, 26071, 28594, 30566, 38686, 41354, 45356, 48484, 52142, 57188, 61132, 77372, 82708, 90712, 96968, 104284, 114376, 122264, 154744, 165416, 208568, 328831, 351509, 443207, 599633, 657662, 703018, 886414, 1199266, 1315324, 1406036, 1772828, 2398532, 2630648, 2812072, 3545656, 4797064, 10193761, 20387522, 40775044, 81550088]

約数ペア:

[(1, 81550088), (2, 40775044), (4, 20387522), (8, 10193761), (17, 4797064), (23, 3545656), (29, 2812072), (31, 2630648), (34, 2398532), (46, 1772828), (58, 1406036), (62, 1315324), (68, 1199266), (92, 886414), (116, 703018), (124, 657662), (136, 599633), (184, 443207), (232, 351509), (248, 328831), (391, 208568), (493, 165416), (527, 154744), (667, 122264), (713, 114376), (782, 104284), (841, 96968), (899, 90712), (986, 82708), (1054, 77372), (1334, 61132), (1426, 57188), (1564, 52142), (1682, 48484), (1798, 45356), (1972, 41354), (2108, 38686), (2668, 30566), (2852, 28594), (3128, 26071), (3364, 24242), (3596, 22678), (3944, 20677), (4216, 19343), (5336, 15283), (5704, 14297), (6728, 12121), (7192, 11339)]