81563008

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{37483}}^1$

素因数の和:37514

約数の個数: 32

約数和(自身を含む): 172051560

約数和(自身を除く): 90488552

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 37483, 74966, 149932, 299864, 599728, 637211, 1199456, 1274422, 2398912, 2548844, 4797824, 5097688, 10195376, 20390752, 40781504, 81563008]

約数ペア:

[(1, 81563008), (2, 40781504), (4, 20390752), (8, 10195376), (16, 5097688), (17, 4797824), (32, 2548844), (34, 2398912), (64, 1274422), (68, 1199456), (128, 637211), (136, 599728), (272, 299864), (544, 149932), (1088, 74966), (2176, 37483)]