81432448

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{37423}}^1$

素因数の和:37454

約数の個数: 32

約数和(自身を含む): 171776160

約数和(自身を除く): 90343712

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 37423, 74846, 149692, 299384, 598768, 636191, 1197536, 1272382, 2395072, 2544764, 4790144, 5089528, 10179056, 20358112, 40716224, 81432448]

約数ペア:

[(1, 81432448), (2, 40716224), (4, 20358112), (8, 10179056), (16, 5089528), (17, 4790144), (32, 2544764), (34, 2395072), (64, 1272382), (68, 1197536), (128, 636191), (136, 598768), (272, 299384), (544, 149692), (1088, 74846), (2176, 37423)]