52640380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{691}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 119627424

約数和(自身を除く): 66987044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 293, 586, 691, 1172, 1382, 1465, 2764, 2930, 3455, 3809, 5860, 6910, 7618, 8983, 13820, 15236, 17966, 19045, 35932, 38090, 44915, 76180, 89830, 179660, 202463, 404926, 809852, 1012315, 2024630, 2632019, 4049260, 5264038, 10528076, 13160095, 26320190, 52640380]

約数ペア:

[(1, 52640380), (2, 26320190), (4, 13160095), (5, 10528076), (10, 5264038), (13, 4049260), (20, 2632019), (26, 2024630), (52, 1012315), (65, 809852), (130, 404926), (260, 202463), (293, 179660), (586, 89830), (691, 76180), (1172, 44915), (1382, 38090), (1465, 35932), (2764, 19045), (2930, 17966), (3455, 15236), (3809, 13820), (5860, 8983), (6910, 7618)]