2090727225

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{1021}}^1$

素因数の和:1535

約数の個数: 72

約数和(自身を含む): 3953913600

約数和(自身を除く): 1863186375

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 475, 479, 855, 1021, 1425, 1437, 2395, 3063, 4275, 4311, 5105, 7185, 9101, 9189, 11975, 15315, 19399, 21555, 25525, 27303, 35925, 45505, 45945, 58197, 76575, 81909, 96995, 107775, 136515, 174591, 227525, 229725, 290985, 409545, 484975, 489059, 682575, 872955, 1454925, 1467177, 2047725, 2445295, 4364775, 4401531, 7335885, 9292121, 12226475, 22007655, 27876363, 36679425, 46460605, 83629089, 110038275, 139381815, 232303025, 418145445, 696909075, 2090727225]

約数ペア:

[(1, 2090727225), (3, 696909075), (5, 418145445), (9, 232303025), (15, 139381815), (19, 110038275), (25, 83629089), (45, 46460605), (57, 36679425), (75, 27876363), (95, 22007655), (171, 12226475), (225, 9292121), (285, 7335885), (475, 4401531), (479, 4364775), (855, 2445295), (1021, 2047725), (1425, 1467177), (1437, 1454925), (2395, 872955), (3063, 682575), (4275, 489059), (4311, 484975), (5105, 409545), (7185, 290985), (9101, 229725), (9189, 227525), (11975, 174591), (15315, 136515), (19399, 107775), (21555, 96995), (25525, 81909), (27303, 76575), (35925, 58197), (45505, 45945)]