201967275

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{997}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 347990624

約数和(自身を除く): 146023349

約数列:

[1, 3, 5, 15, 25, 37, 73, 75, 111, 185, 219, 365, 555, 925, 997, 1095, 1825, 2701, 2775, 2991, 4985, 5475, 8103, 13505, 14955, 24925, 36889, 40515, 67525, 72781, 74775, 110667, 184445, 202575, 218343, 363905, 553335, 922225, 1091715, 1819525, 2692897, 2766675, 5458575, 8078691, 13464485, 40393455, 67322425, 201967275]

約数ペア:

[(1, 201967275), (3, 67322425), (5, 40393455), (15, 13464485), (25, 8078691), (37, 5458575), (73, 2766675), (75, 2692897), (111, 1819525), (185, 1091715), (219, 922225), (365, 553335), (555, 363905), (925, 218343), (997, 202575), (1095, 184445), (1825, 110667), (2701, 74775), (2775, 72781), (2991, 67525), (4985, 40515), (5475, 36889), (8103, 24925), (13505, 14955)]