161656768

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:750

約数の個数: 112

約数和(自身を含む): 405042624

約数和(自身を除く): 243385856

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 41, 52, 56, 64, 82, 91, 104, 112, 164, 182, 208, 224, 287, 328, 364, 416, 448, 533, 574, 656, 677, 728, 832, 1066, 1148, 1312, 1354, 1456, 2132, 2296, 2624, 2708, 2912, 3731, 4264, 4592, 4739, 5416, 5824, 7462, 8528, 8801, 9184, 9478, 10832, 14924, 17056, 17602, 18368, 18956, 21664, 27757, 29848, 34112, 35204, 37912, 43328, 55514, 59696, 61607, 70408, 75824, 111028, 119392, 123214, 140816, 151648, 194299, 222056, 238784, 246428, 281632, 303296, 360841, 388598, 444112, 492856, 563264, 721682, 777196, 888224, 985712, 1443364, 1554392, 1776448, 1971424, 2525887, 2886728, 3108784, 3942848, 5051774, 5773456, 6217568, 10103548, 11546912, 12435136, 20207096, 23093824, 40414192, 80828384, 161656768]

約数ペア:

[(1, 161656768), (2, 80828384), (4, 40414192), (7, 23093824), (8, 20207096), (13, 12435136), (14, 11546912), (16, 10103548), (26, 6217568), (28, 5773456), (32, 5051774), (41, 3942848), (52, 3108784), (56, 2886728), (64, 2525887), (82, 1971424), (91, 1776448), (104, 1554392), (112, 1443364), (164, 985712), (182, 888224), (208, 777196), (224, 721682), (287, 563264), (328, 492856), (364, 444112), (416, 388598), (448, 360841), (533, 303296), (574, 281632), (656, 246428), (677, 238784), (728, 222056), (832, 194299), (1066, 151648), (1148, 140816), (1312, 123214), (1354, 119392), (1456, 111028), (2132, 75824), (2296, 70408), (2624, 61607), (2708, 59696), (2912, 55514), (3731, 43328), (4264, 37912), (4592, 35204), (4739, 34112), (5416, 29848), (5824, 27757), (7462, 21664), (8528, 18956), (8801, 18368), (9184, 17602), (9478, 17056), (10832, 14924)]