40668225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 73870272

約数和(自身を除く): 33202047

約数列:

[1, 3, 5, 13, 15, 25, 39, 53, 65, 75, 159, 195, 265, 325, 689, 787, 795, 975, 1325, 2067, 2361, 3445, 3935, 3975, 10231, 10335, 11805, 17225, 19675, 30693, 41711, 51155, 51675, 59025, 125133, 153465, 208555, 255775, 542243, 625665, 767325, 1042775, 1626729, 2711215, 3128325, 8133645, 13556075, 40668225]

約数ペア:

[(1, 40668225), (3, 13556075), (5, 8133645), (13, 3128325), (15, 2711215), (25, 1626729), (39, 1042775), (53, 767325), (65, 625665), (75, 542243), (159, 255775), (195, 208555), (265, 153465), (325, 125133), (689, 59025), (787, 51675), (795, 51155), (975, 41711), (1325, 30693), (2067, 19675), (2361, 17225), (3445, 11805), (3935, 10335), (3975, 10231)]