23543975

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 36664320

約数和(自身を除く): 13120345

約数列:

[1, 5, 7, 13, 25, 35, 65, 79, 91, 131, 175, 325, 395, 455, 553, 655, 917, 1027, 1703, 1975, 2275, 2765, 3275, 4585, 5135, 7189, 8515, 10349, 11921, 13825, 22925, 25675, 35945, 42575, 51745, 59605, 72443, 134537, 179725, 258725, 298025, 362215, 672685, 941759, 1811075, 3363425, 4708795, 23543975]

約数ペア:

[(1, 23543975), (5, 4708795), (7, 3363425), (13, 1811075), (25, 941759), (35, 672685), (65, 362215), (79, 298025), (91, 258725), (131, 179725), (175, 134537), (325, 72443), (395, 59605), (455, 51745), (553, 42575), (655, 35945), (917, 25675), (1027, 22925), (1703, 13825), (1975, 11921), (2275, 10349), (2765, 8515), (3275, 7189), (4585, 5135)]