54131820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 156473856

約数和(自身を除く): 102342036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 97, 131, 142, 194, 213, 262, 284, 291, 355, 388, 393, 426, 485, 524, 582, 655, 710, 786, 852, 970, 1065, 1164, 1310, 1420, 1455, 1572, 1940, 1965, 2130, 2620, 2910, 3930, 4260, 5820, 6887, 7860, 9301, 12707, 13774, 18602, 20661, 25414, 27548, 27903, 34435, 37204, 38121, 41322, 46505, 50828, 55806, 63535, 68870, 76242, 82644, 93010, 103305, 111612, 127070, 137740, 139515, 152484, 186020, 190605, 206610, 254140, 279030, 381210, 413220, 558060, 762420, 902197, 1804394, 2706591, 3608788, 4510985, 5413182, 9021970, 10826364, 13532955, 18043940, 27065910, 54131820]

約数ペア:

[(1, 54131820), (2, 27065910), (3, 18043940), (4, 13532955), (5, 10826364), (6, 9021970), (10, 5413182), (12, 4510985), (15, 3608788), (20, 2706591), (30, 1804394), (60, 902197), (71, 762420), (97, 558060), (131, 413220), (142, 381210), (194, 279030), (213, 254140), (262, 206610), (284, 190605), (291, 186020), (355, 152484), (388, 139515), (393, 137740), (426, 127070), (485, 111612), (524, 103305), (582, 93010), (655, 82644), (710, 76242), (786, 68870), (852, 63535), (970, 55806), (1065, 50828), (1164, 46505), (1310, 41322), (1420, 38121), (1455, 37204), (1572, 34435), (1940, 27903), (1965, 27548), (2130, 25414), (2620, 20661), (2910, 18602), (3930, 13774), (4260, 12707), (5820, 9301), (6887, 7860)]