51209010

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{331}}^1$

素因数の和:541

約数の個数: 80

約数和(自身を含む): 138834432

約数和(自身を除く): 87625422

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 191, 270, 331, 382, 405, 573, 662, 810, 955, 993, 1146, 1655, 1719, 1910, 1986, 2865, 2979, 3310, 3438, 4965, 5157, 5730, 5958, 8595, 8937, 9930, 10314, 14895, 15471, 17190, 17874, 25785, 26811, 29790, 30942, 44685, 51570, 53622, 63221, 77355, 89370, 126442, 134055, 154710, 189663, 268110, 316105, 379326, 568989, 632210, 948315, 1137978, 1706967, 1896630, 2844945, 3413934, 5120901, 5689890, 8534835, 10241802, 17069670, 25604505, 51209010]

約数ペア:

[(1, 51209010), (2, 25604505), (3, 17069670), (5, 10241802), (6, 8534835), (9, 5689890), (10, 5120901), (15, 3413934), (18, 2844945), (27, 1896630), (30, 1706967), (45, 1137978), (54, 948315), (81, 632210), (90, 568989), (135, 379326), (162, 316105), (191, 268110), (270, 189663), (331, 154710), (382, 134055), (405, 126442), (573, 89370), (662, 77355), (810, 63221), (955, 53622), (993, 51570), (1146, 44685), (1655, 30942), (1719, 29790), (1910, 26811), (1986, 25785), (2865, 17874), (2979, 17190), (3310, 15471), (3438, 14895), (4965, 10314), (5157, 9930), (5730, 8937), (5958, 8595)]