620572015

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4597}}^1$

素因数の和:4664

約数の個数: 48

約数和(自身を含む): 943509600

約数和(自身を除く): 322937585

約数列:

[1, 5, 7, 19, 29, 35, 49, 95, 133, 145, 203, 245, 551, 665, 931, 1015, 1421, 2755, 3857, 4597, 4655, 7105, 19285, 22985, 26999, 32179, 87343, 133313, 134995, 160895, 225253, 436715, 611401, 666565, 933191, 1126265, 2532947, 3057005, 4279807, 4665955, 6532337, 12664735, 17730629, 21399035, 32661685, 88653145, 124114403, 620572015]

約数ペア:

[(1, 620572015), (5, 124114403), (7, 88653145), (19, 32661685), (29, 21399035), (35, 17730629), (49, 12664735), (95, 6532337), (133, 4665955), (145, 4279807), (203, 3057005), (245, 2532947), (551, 1126265), (665, 933191), (931, 666565), (1015, 611401), (1421, 436715), (2755, 225253), (3857, 160895), (4597, 134995), (4655, 133313), (7105, 87343), (19285, 32179), (22985, 26999)]