80306070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{205913}}^1$

素因数の和:205936

約数の個数: 32

約数和(自身を含む): 207561312

約数和(自身を除く): 127255242

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 205913, 411826, 617739, 1029565, 1235478, 2059130, 2676869, 3088695, 5353738, 6177390, 8030607, 13384345, 16061214, 26768690, 40153035, 80306070]

約数ペア:

[(1, 80306070), (2, 40153035), (3, 26768690), (5, 16061214), (6, 13384345), (10, 8030607), (13, 6177390), (15, 5353738), (26, 3088695), (30, 2676869), (39, 2059130), (65, 1235478), (78, 1029565), (130, 617739), (195, 411826), (390, 205913)]