80764775

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 124658688

約数和(自身を除く): 43893913

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 131, 175, 271, 325, 455, 655, 917, 1355, 1703, 1897, 2275, 3275, 3523, 4585, 6775, 8515, 9485, 11921, 17615, 22925, 24661, 35501, 42575, 47425, 59605, 88075, 123305, 177505, 248507, 298025, 461513, 616525, 887525, 1242535, 2307565, 3230591, 6212675, 11537825, 16152955, 80764775]

約数ペア:

[(1, 80764775), (5, 16152955), (7, 11537825), (13, 6212675), (25, 3230591), (35, 2307565), (65, 1242535), (91, 887525), (131, 616525), (175, 461513), (271, 298025), (325, 248507), (455, 177505), (655, 123305), (917, 88075), (1355, 59605), (1703, 47425), (1897, 42575), (2275, 35501), (3275, 24661), (3523, 22925), (4585, 17615), (6775, 11921), (8515, 9485)]