65639990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2393}}^1$

素因数の和:2624

約数の個数: 32

約数和(自身を含む): 127897056

約数和(自身を除く): 62257066

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 1055, 2110, 2393, 2743, 4786, 5486, 11965, 13715, 23930, 27430, 31109, 62218, 155545, 311090, 504923, 1009846, 2524615, 5049230, 6563999, 13127998, 32819995, 65639990]

約数ペア:

[(1, 65639990), (2, 32819995), (5, 13127998), (10, 6563999), (13, 5049230), (26, 2524615), (65, 1009846), (130, 504923), (211, 311090), (422, 155545), (1055, 62218), (2110, 31109), (2393, 27430), (2743, 23930), (4786, 13715), (5486, 11965)]