8520925

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 13213440

約数和(自身を除く): 4692515

約数列:

[1, 5, 7, 23, 25, 29, 35, 73, 115, 145, 161, 175, 203, 365, 511, 575, 667, 725, 805, 1015, 1679, 1825, 2117, 2555, 3335, 4025, 4669, 5075, 8395, 10585, 11753, 12775, 14819, 16675, 23345, 41975, 48691, 52925, 58765, 74095, 116725, 243455, 293825, 340837, 370475, 1217275, 1704185, 8520925]

約数ペア:

[(1, 8520925), (5, 1704185), (7, 1217275), (23, 370475), (25, 340837), (29, 293825), (35, 243455), (73, 116725), (115, 74095), (145, 58765), (161, 52925), (175, 48691), (203, 41975), (365, 23345), (511, 16675), (575, 14819), (667, 12775), (725, 11753), (805, 10585), (1015, 8395), (1679, 5075), (1825, 4669), (2117, 4025), (2555, 3335)]