79681425

素因数分解:

$3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 135890112

約数和(自身を除く): 56208687

約数列:

[1, 3, 5, 15, 25, 67, 75, 101, 157, 201, 303, 335, 471, 505, 785, 1005, 1515, 1675, 2355, 2525, 3925, 5025, 6767, 7575, 10519, 11775, 15857, 20301, 31557, 33835, 47571, 52595, 79285, 101505, 157785, 169175, 237855, 262975, 396425, 507525, 788925, 1062419, 1189275, 3187257, 5312095, 15936285, 26560475, 79681425]

約数ペア:

[(1, 79681425), (3, 26560475), (5, 15936285), (15, 5312095), (25, 3187257), (67, 1189275), (75, 1062419), (101, 788925), (157, 507525), (201, 396425), (303, 262975), (335, 237855), (471, 169175), (505, 157785), (785, 101505), (1005, 79285), (1515, 52595), (1675, 47571), (2355, 33835), (2525, 31557), (3925, 20301), (5025, 15857), (6767, 11775), (7575, 10519)]