858251900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{33923}}^1$

素因数の和:33971

約数の個数: 72

約数和(自身を含む): 2120114304

約数和(自身を除く): 1261862404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 460, 506, 550, 575, 1012, 1100, 1150, 1265, 2300, 2530, 5060, 6325, 12650, 25300, 33923, 67846, 135692, 169615, 339230, 373153, 678460, 746306, 780229, 848075, 1492612, 1560458, 1696150, 1865765, 3120916, 3392300, 3731530, 3901145, 7463060, 7802290, 8582519, 9328825, 15604580, 17165038, 18657650, 19505725, 34330076, 37315300, 39011450, 42912595, 78022900, 85825190, 171650380, 214562975, 429125950, 858251900]

約数ペア:

[(1, 858251900), (2, 429125950), (4, 214562975), (5, 171650380), (10, 85825190), (11, 78022900), (20, 42912595), (22, 39011450), (23, 37315300), (25, 34330076), (44, 19505725), (46, 18657650), (50, 17165038), (55, 15604580), (92, 9328825), (100, 8582519), (110, 7802290), (115, 7463060), (220, 3901145), (230, 3731530), (253, 3392300), (275, 3120916), (460, 1865765), (506, 1696150), (550, 1560458), (575, 1492612), (1012, 848075), (1100, 780229), (1150, 746306), (1265, 678460), (2300, 373153), (2530, 339230), (5060, 169615), (6325, 135692), (12650, 67846), (25300, 33923)]