78901425

素因数分解:

$3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2851}}^1$

素因数の和:2911

約数の個数: 48

約数和(自身を含む): 148532160

約数和(自身を除く): 69630735

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 75, 123, 135, 205, 225, 369, 615, 675, 1025, 1107, 1845, 2851, 3075, 5535, 8553, 9225, 14255, 25659, 27675, 42765, 71275, 76977, 116891, 128295, 213825, 350673, 384885, 584455, 641475, 1052019, 1753365, 1924425, 2922275, 3156057, 5260095, 8766825, 15780285, 26300475, 78901425]

約数ペア:

[(1, 78901425), (3, 26300475), (5, 15780285), (9, 8766825), (15, 5260095), (25, 3156057), (27, 2922275), (41, 1924425), (45, 1753365), (75, 1052019), (123, 641475), (135, 584455), (205, 384885), (225, 350673), (369, 213825), (615, 128295), (675, 116891), (1025, 76977), (1107, 71275), (1845, 42765), (2851, 27675), (3075, 25659), (5535, 14255), (8553, 9225)]