81527364

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^2\times {\mathrm{1427}}^1$

素因数の和:1486

約数の個数: 72

約数和(自身を含む): 221111520

約数和(自身を除く): 139584156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 529, 621, 828, 1058, 1242, 1427, 1587, 2116, 2484, 2854, 3174, 4281, 4761, 5708, 6348, 8562, 9522, 12843, 14283, 17124, 19044, 25686, 28566, 32821, 38529, 51372, 57132, 65642, 77058, 98463, 131284, 154116, 196926, 295389, 393852, 590778, 754883, 886167, 1181556, 1509766, 1772334, 2264649, 3019532, 3544668, 4529298, 6793947, 9058596, 13587894, 20381841, 27175788, 40763682, 81527364]

約数ペア:

[(1, 81527364), (2, 40763682), (3, 27175788), (4, 20381841), (6, 13587894), (9, 9058596), (12, 6793947), (18, 4529298), (23, 3544668), (27, 3019532), (36, 2264649), (46, 1772334), (54, 1509766), (69, 1181556), (92, 886167), (108, 754883), (138, 590778), (207, 393852), (276, 295389), (414, 196926), (529, 154116), (621, 131284), (828, 98463), (1058, 77058), (1242, 65642), (1427, 57132), (1587, 51372), (2116, 38529), (2484, 32821), (2854, 28566), (3174, 25686), (4281, 19044), (4761, 17124), (5708, 14283), (6348, 12843), (8562, 9522)]