61275820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{787}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 137017440

約数和(自身を除く): 75741620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 229, 340, 458, 787, 916, 1145, 1574, 2290, 3148, 3893, 3935, 4580, 7786, 7870, 13379, 15572, 15740, 19465, 26758, 38930, 53516, 66895, 77860, 133790, 180223, 267580, 360446, 720892, 901115, 1802230, 3063791, 3604460, 6127582, 12255164, 15318955, 30637910, 61275820]

約数ペア:

[(1, 61275820), (2, 30637910), (4, 15318955), (5, 12255164), (10, 6127582), (17, 3604460), (20, 3063791), (34, 1802230), (68, 901115), (85, 720892), (170, 360446), (229, 267580), (340, 180223), (458, 133790), (787, 77860), (916, 66895), (1145, 53516), (1574, 38930), (2290, 26758), (3148, 19465), (3893, 15740), (3935, 15572), (4580, 13379), (7786, 7870)]