84878925

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 146448960

約数和(自身を除く): 61570035

約数列:

[1, 3, 5, 15, 25, 37, 73, 75, 111, 185, 219, 365, 419, 555, 925, 1095, 1257, 1825, 2095, 2701, 2775, 5475, 6285, 8103, 10475, 13505, 15503, 30587, 31425, 40515, 46509, 67525, 77515, 91761, 152935, 202575, 232545, 387575, 458805, 764675, 1131719, 1162725, 2294025, 3395157, 5658595, 16975785, 28292975, 84878925]

約数ペア:

[(1, 84878925), (3, 28292975), (5, 16975785), (15, 5658595), (25, 3395157), (37, 2294025), (73, 1162725), (75, 1131719), (111, 764675), (185, 458805), (219, 387575), (365, 232545), (419, 202575), (555, 152935), (925, 91761), (1095, 77515), (1257, 67525), (1825, 46509), (2095, 40515), (2701, 31425), (2775, 30587), (5475, 15503), (6285, 13505), (8103, 10475)]