20131709925

素因数分解:

$3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{18133}}^1$

素因数の和:18390

約数の個数: 48

約数和(自身を含む): 33837173568

約数和(自身を除く): 13705463643

約数列:

[1, 3, 5, 15, 25, 75, 113, 131, 339, 393, 565, 655, 1695, 1965, 2825, 3275, 8475, 9825, 14803, 18133, 44409, 54399, 74015, 90665, 222045, 271995, 370075, 453325, 1110225, 1359975, 2049029, 2375423, 6147087, 7126269, 10245145, 11877115, 30735435, 35631345, 51225725, 59385575, 153677175, 178156725, 268422799, 805268397, 1342113995, 4026341985, 6710569975, 20131709925]

約数ペア:

[(1, 20131709925), (3, 6710569975), (5, 4026341985), (15, 1342113995), (25, 805268397), (75, 268422799), (113, 178156725), (131, 153677175), (339, 59385575), (393, 51225725), (565, 35631345), (655, 30735435), (1695, 11877115), (1965, 10245145), (2825, 7126269), (3275, 6147087), (8475, 2375423), (9825, 2049029), (14803, 1359975), (18133, 1110225), (44409, 453325), (54399, 370075), (74015, 271995), (90665, 222045)]