72639130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4801}}^1$

素因数の和:4914

約数の個数: 32

約数和(自身を含む): 140026320

約数和(自身を除く): 67387190

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 3026, 4801, 7565, 9602, 15130, 24005, 48010, 81617, 163234, 408085, 427289, 816170, 854578, 2136445, 4272890, 7263913, 14527826, 36319565, 72639130]

約数ペア:

[(1, 72639130), (2, 36319565), (5, 14527826), (10, 7263913), (17, 4272890), (34, 2136445), (85, 854578), (89, 816170), (170, 427289), (178, 408085), (445, 163234), (890, 81617), (1513, 48010), (3026, 24005), (4801, 15130), (7565, 9602)]