81075528

素因数分解:

$2^3\times 3^2\times {\mathrm{101}}^1\times {\mathrm{11149}}^1$

素因数の和:11262

約数の個数: 48

約数和(自身を含む): 221773500

約数和(自身を除く): 140697972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 101, 202, 303, 404, 606, 808, 909, 1212, 1818, 2424, 3636, 7272, 11149, 22298, 33447, 44596, 66894, 89192, 100341, 133788, 200682, 267576, 401364, 802728, 1126049, 2252098, 3378147, 4504196, 6756294, 9008392, 10134441, 13512588, 20268882, 27025176, 40537764, 81075528]

約数ペア:

[(1, 81075528), (2, 40537764), (3, 27025176), (4, 20268882), (6, 13512588), (8, 10134441), (9, 9008392), (12, 6756294), (18, 4504196), (24, 3378147), (36, 2252098), (72, 1126049), (101, 802728), (202, 401364), (303, 267576), (404, 200682), (606, 133788), (808, 100341), (909, 89192), (1212, 66894), (1818, 44596), (2424, 33447), (3636, 22298), (7272, 11149)]