25945575

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 45235200

約数和(自身を除く): 19289625

約数列:

[1, 3, 5, 15, 25, 29, 75, 79, 87, 145, 151, 237, 395, 435, 453, 725, 755, 1185, 1975, 2175, 2265, 2291, 3775, 4379, 5925, 6873, 11325, 11455, 11929, 13137, 21895, 34365, 35787, 57275, 59645, 65685, 109475, 171825, 178935, 298225, 328425, 345941, 894675, 1037823, 1729705, 5189115, 8648525, 25945575]

約数ペア:

[(1, 25945575), (3, 8648525), (5, 5189115), (15, 1729705), (25, 1037823), (29, 894675), (75, 345941), (79, 328425), (87, 298225), (145, 178935), (151, 171825), (237, 109475), (395, 65685), (435, 59645), (453, 57275), (725, 35787), (755, 34365), (1185, 21895), (1975, 13137), (2175, 11929), (2265, 11455), (2291, 11325), (3775, 6873), (4379, 5925)]