1215704340925

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{249589}}^1$

素因数の和:249862

約数の個数: 48

約数和(自身を含む): 1617774491520

約数和(自身を除く): 402070150595

約数列:

[1, 5, 23, 25, 43, 115, 197, 215, 575, 985, 989, 1075, 4531, 4925, 4945, 8471, 22655, 24725, 42355, 113275, 194833, 211775, 249589, 974165, 1247945, 4870825, 5740547, 6239725, 10732327, 28702735, 49169033, 53661635, 143513675, 245845165, 246843521, 268308175, 1130887759, 1229225825, 1234217605, 2114268419, 5654438795, 6171088025, 10571342095, 28272193975, 48628173637, 52856710475, 243140868185, 1215704340925]

約数ペア:

[(1, 1215704340925), (5, 243140868185), (23, 52856710475), (25, 48628173637), (43, 28272193975), (115, 10571342095), (197, 6171088025), (215, 5654438795), (575, 2114268419), (985, 1234217605), (989, 1229225825), (1075, 1130887759), (4531, 268308175), (4925, 246843521), (4945, 245845165), (8471, 143513675), (22655, 53661635), (24725, 49169033), (42355, 28702735), (113275, 10732327), (194833, 6239725), (211775, 5740547), (249589, 4870825), (974165, 1247945)]