129925328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{9323}}^1$

素因数の和:9411

約数の個数: 40

約数和(自身を含む): 275169888

約数和(自身を除く): 145244560

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 6968, 9323, 13936, 18646, 37292, 74584, 121199, 149168, 242398, 484796, 624641, 969592, 1249282, 1939184, 2498564, 4997128, 8120333, 9994256, 16240666, 32481332, 64962664, 129925328]

約数ペア:

[(1, 129925328), (2, 64962664), (4, 32481332), (8, 16240666), (13, 9994256), (16, 8120333), (26, 4997128), (52, 2498564), (67, 1939184), (104, 1249282), (134, 969592), (208, 624641), (268, 484796), (536, 242398), (871, 149168), (1072, 121199), (1742, 74584), (3484, 37292), (6968, 18646), (9323, 13936)]