61940955

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 110315520

約数和(自身を除く): 48374565

約数列:

[1, 3, 5, 15, 23, 29, 41, 69, 87, 115, 123, 145, 151, 205, 345, 435, 453, 615, 667, 755, 943, 1189, 2001, 2265, 2829, 3335, 3473, 3567, 4379, 4715, 5945, 6191, 10005, 10419, 13137, 14145, 17365, 17835, 18573, 21895, 27347, 30955, 52095, 65685, 82041, 92865, 100717, 136735, 142393, 179539, 302151, 410205, 427179, 503585, 538617, 711965, 897695, 1510755, 2135895, 2693085, 4129397, 12388191, 20646985, 61940955]

約数ペア:

[(1, 61940955), (3, 20646985), (5, 12388191), (15, 4129397), (23, 2693085), (29, 2135895), (41, 1510755), (69, 897695), (87, 711965), (115, 538617), (123, 503585), (145, 427179), (151, 410205), (205, 302151), (345, 179539), (435, 142393), (453, 136735), (615, 100717), (667, 92865), (755, 82041), (943, 65685), (1189, 52095), (2001, 30955), (2265, 27347), (2829, 21895), (3335, 18573), (3473, 17835), (3567, 17365), (4379, 14145), (4715, 13137), (5945, 10419), (6191, 10005)]