20100102225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{9437}}^1\times {\mathrm{4057}}^1$

素因数の和:13514

約数の個数: 48

約数和(自身を含む): 37993008768

約数和(自身を除く): 17892906543

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 4057, 9437, 12171, 20285, 28311, 28399, 47185, 60855, 66059, 85197, 101425, 141555, 141995, 198177, 235925, 304275, 330295, 425985, 707775, 709975, 990885, 1651475, 2129925, 4954425, 38285909, 114857727, 191429545, 268001363, 574288635, 804004089, 957147725, 1340006815, 2871443175, 4020020445, 6700034075, 20100102225]

約数ペア:

[(1, 20100102225), (3, 6700034075), (5, 4020020445), (7, 2871443175), (15, 1340006815), (21, 957147725), (25, 804004089), (35, 574288635), (75, 268001363), (105, 191429545), (175, 114857727), (525, 38285909), (4057, 4954425), (9437, 2129925), (12171, 1651475), (20285, 990885), (28311, 709975), (28399, 707775), (47185, 425985), (60855, 330295), (66059, 304275), (85197, 235925), (101425, 198177), (141555, 141995)]