80779180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1153}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 176811264

約数和(自身を除く): 96032084

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 113, 124, 155, 226, 310, 452, 565, 620, 1130, 1153, 2260, 2306, 3503, 4612, 5765, 7006, 11530, 14012, 17515, 23060, 35030, 35743, 70060, 71486, 130289, 142972, 178715, 260578, 357430, 521156, 651445, 714860, 1302890, 2605780, 4038959, 8077918, 16155836, 20194795, 40389590, 80779180]

約数ペア:

[(1, 80779180), (2, 40389590), (4, 20194795), (5, 16155836), (10, 8077918), (20, 4038959), (31, 2605780), (62, 1302890), (113, 714860), (124, 651445), (155, 521156), (226, 357430), (310, 260578), (452, 178715), (565, 142972), (620, 130289), (1130, 71486), (1153, 70060), (2260, 35743), (2306, 35030), (3503, 23060), (4612, 17515), (5765, 14012), (7006, 11530)]