61247660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^2\times {\mathrm{823}}^1$

素因数の和:954

約数の個数: 36

約数和(自身を含む): 130922064

約数和(自身を除く): 69674404

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 823, 1220, 1646, 3292, 3721, 4115, 7442, 8230, 14884, 16460, 18605, 37210, 50203, 74420, 100406, 200812, 251015, 502030, 1004060, 3062383, 6124766, 12249532, 15311915, 30623830, 61247660]

約数ペア:

[(1, 61247660), (2, 30623830), (4, 15311915), (5, 12249532), (10, 6124766), (20, 3062383), (61, 1004060), (122, 502030), (244, 251015), (305, 200812), (610, 100406), (823, 74420), (1220, 50203), (1646, 37210), (3292, 18605), (3721, 16460), (4115, 14884), (7442, 8230)]