206853700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1259}}^1$

素因数の和:1357

約数の個数: 72

約数和(自身を含む): 472469760

約数和(自身を除く): 265616060

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 53, 62, 100, 106, 124, 155, 212, 265, 310, 530, 620, 775, 1060, 1259, 1325, 1550, 1643, 2518, 2650, 3100, 3286, 5036, 5300, 6295, 6572, 8215, 12590, 16430, 25180, 31475, 32860, 39029, 41075, 62950, 66727, 78058, 82150, 125900, 133454, 156116, 164300, 195145, 266908, 333635, 390290, 667270, 780580, 975725, 1334540, 1668175, 1951450, 2068537, 3336350, 3902900, 4137074, 6672700, 8274148, 10342685, 20685370, 41370740, 51713425, 103426850, 206853700]

約数ペア:

[(1, 206853700), (2, 103426850), (4, 51713425), (5, 41370740), (10, 20685370), (20, 10342685), (25, 8274148), (31, 6672700), (50, 4137074), (53, 3902900), (62, 3336350), (100, 2068537), (106, 1951450), (124, 1668175), (155, 1334540), (212, 975725), (265, 780580), (310, 667270), (530, 390290), (620, 333635), (775, 266908), (1060, 195145), (1259, 164300), (1325, 156116), (1550, 133454), (1643, 125900), (2518, 82150), (2650, 78058), (3100, 66727), (3286, 62950), (5036, 41075), (5300, 39029), (6295, 32860), (6572, 31475), (8215, 25180), (12590, 16430)]