287254490

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1\times {\mathrm{1063}}^1$

素因数の和:1574

約数の個数: 32

約数和(自身を含む): 527216256

約数和(自身を除く): 239961766

約数列:

[1, 2, 5, 10, 61, 122, 305, 443, 610, 886, 1063, 2126, 2215, 4430, 5315, 10630, 27023, 54046, 64843, 129686, 135115, 270230, 324215, 470909, 648430, 941818, 2354545, 4709090, 28725449, 57450898, 143627245, 287254490]

約数ペア:

[(1, 287254490), (2, 143627245), (5, 57450898), (10, 28725449), (61, 4709090), (122, 2354545), (305, 941818), (443, 648430), (610, 470909), (886, 324215), (1063, 270230), (2126, 135115), (2215, 129686), (4430, 64843), (5315, 54046), (10630, 27023)]