87531950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2609}}^1$

素因数の和:2693

約数の個数: 48

約数和(自身を含む): 180591120

約数和(自身を除く): 93059170

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 61, 110, 122, 275, 305, 550, 610, 671, 1342, 1525, 2609, 3050, 3355, 5218, 6710, 13045, 16775, 26090, 28699, 33550, 57398, 65225, 130450, 143495, 159149, 286990, 318298, 717475, 795745, 1434950, 1591490, 1750639, 3501278, 3978725, 7957450, 8753195, 17506390, 43765975, 87531950]

約数ペア:

[(1, 87531950), (2, 43765975), (5, 17506390), (10, 8753195), (11, 7957450), (22, 3978725), (25, 3501278), (50, 1750639), (55, 1591490), (61, 1434950), (110, 795745), (122, 717475), (275, 318298), (305, 286990), (550, 159149), (610, 143495), (671, 130450), (1342, 65225), (1525, 57398), (2609, 33550), (3050, 28699), (3355, 26090), (5218, 16775), (6710, 13045)]