81616158

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 200333952

約数和(自身を除く): 118717794

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 41, 47, 78, 82, 94, 117, 123, 141, 181, 234, 246, 282, 362, 369, 423, 533, 543, 611, 738, 846, 1066, 1086, 1222, 1599, 1629, 1833, 1927, 2353, 3198, 3258, 3666, 3854, 4706, 4797, 5499, 5781, 7059, 7421, 8507, 9594, 10998, 11562, 14118, 14842, 17014, 17343, 21177, 22263, 25051, 25521, 34686, 42354, 44526, 50102, 51042, 66789, 75153, 76563, 96473, 110591, 133578, 150306, 153126, 192946, 221182, 225459, 289419, 331773, 348787, 450918, 578838, 663546, 697574, 868257, 995319, 1046361, 1736514, 1990638, 2092722, 3139083, 4534231, 6278166, 9068462, 13602693, 27205386, 40808079, 81616158]

約数ペア:

[(1, 81616158), (2, 40808079), (3, 27205386), (6, 13602693), (9, 9068462), (13, 6278166), (18, 4534231), (26, 3139083), (39, 2092722), (41, 1990638), (47, 1736514), (78, 1046361), (82, 995319), (94, 868257), (117, 697574), (123, 663546), (141, 578838), (181, 450918), (234, 348787), (246, 331773), (282, 289419), (362, 225459), (369, 221182), (423, 192946), (533, 153126), (543, 150306), (611, 133578), (738, 110591), (846, 96473), (1066, 76563), (1086, 75153), (1222, 66789), (1599, 51042), (1629, 50102), (1833, 44526), (1927, 42354), (2353, 34686), (3198, 25521), (3258, 25051), (3666, 22263), (3854, 21177), (4706, 17343), (4797, 17014), (5499, 14842), (5781, 14118), (7059, 11562), (7421, 10998), (8507, 9594)]