23540025

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 41068800

約数和(自身を除く): 17528775

約数列:

[1, 3, 5, 15, 25, 29, 75, 79, 87, 137, 145, 237, 395, 411, 435, 685, 725, 1185, 1975, 2055, 2175, 2291, 3425, 3973, 5925, 6873, 10275, 10823, 11455, 11919, 19865, 32469, 34365, 54115, 57275, 59595, 99325, 162345, 171825, 270575, 297975, 313867, 811725, 941601, 1569335, 4708005, 7846675, 23540025]

約数ペア:

[(1, 23540025), (3, 7846675), (5, 4708005), (15, 1569335), (25, 941601), (29, 811725), (75, 313867), (79, 297975), (87, 270575), (137, 171825), (145, 162345), (237, 99325), (395, 59595), (411, 57275), (435, 54115), (685, 34365), (725, 32469), (1185, 19865), (1975, 11919), (2055, 11455), (2175, 10823), (2291, 10275), (3425, 6873), (3973, 5925)]