131129072

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{1021}}^1$

素因数の和:1401

約数の個数: 40

約数和(自身を含む): 266128800

約数和(自身を除く): 134999728

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 349, 368, 698, 1021, 1396, 2042, 2792, 4084, 5584, 8027, 8168, 16054, 16336, 23483, 32108, 46966, 64216, 93932, 128432, 187864, 356329, 375728, 712658, 1425316, 2850632, 5701264, 8195567, 16391134, 32782268, 65564536, 131129072]

約数ペア:

[(1, 131129072), (2, 65564536), (4, 32782268), (8, 16391134), (16, 8195567), (23, 5701264), (46, 2850632), (92, 1425316), (184, 712658), (349, 375728), (368, 356329), (698, 187864), (1021, 128432), (1396, 93932), (2042, 64216), (2792, 46966), (4084, 32108), (5584, 23483), (8027, 16336), (8168, 16054)]