66928275

素因数分解:

$3^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 129991680

約数和(自身を除く): 63063405

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 135, 207, 225, 243, 345, 405, 479, 575, 621, 675, 1035, 1215, 1437, 1725, 1863, 2025, 2395, 3105, 4311, 5175, 5589, 6075, 7185, 9315, 11017, 11975, 12933, 15525, 21555, 27945, 33051, 35925, 38799, 46575, 55085, 64665, 99153, 107775, 116397, 139725, 165255, 193995, 275425, 297459, 323325, 495765, 581985, 826275, 892377, 969975, 1487295, 2478825, 2677131, 2909925, 4461885, 7436475, 13385655, 22309425, 66928275]

約数ペア:

[(1, 66928275), (3, 22309425), (5, 13385655), (9, 7436475), (15, 4461885), (23, 2909925), (25, 2677131), (27, 2478825), (45, 1487295), (69, 969975), (75, 892377), (81, 826275), (115, 581985), (135, 495765), (207, 323325), (225, 297459), (243, 275425), (345, 193995), (405, 165255), (479, 139725), (575, 116397), (621, 107775), (675, 99153), (1035, 64665), (1215, 55085), (1437, 46575), (1725, 38799), (1863, 35925), (2025, 33051), (2395, 27945), (3105, 21555), (4311, 15525), (5175, 12933), (5589, 11975), (6075, 11017), (7185, 9315)]