1353226940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{2687}}^1$

素因数の和:2871

約数の個数: 72

約数和(自身を含む): 3098995200

約数和(自身を除く): 1745768260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 169, 260, 298, 338, 596, 676, 745, 845, 1490, 1690, 1937, 2687, 2980, 3380, 3874, 5374, 7748, 9685, 10748, 13435, 19370, 25181, 26870, 34931, 38740, 50362, 53740, 69862, 100724, 125905, 139724, 174655, 251810, 349310, 400363, 454103, 503620, 698620, 800726, 908206, 1601452, 1816412, 2001815, 2270515, 4003630, 4541030, 5204719, 8007260, 9082060, 10409438, 20818876, 26023595, 52047190, 67661347, 104094380, 135322694, 270645388, 338306735, 676613470, 1353226940]

約数ペア:

[(1, 1353226940), (2, 676613470), (4, 338306735), (5, 270645388), (10, 135322694), (13, 104094380), (20, 67661347), (26, 52047190), (52, 26023595), (65, 20818876), (130, 10409438), (149, 9082060), (169, 8007260), (260, 5204719), (298, 4541030), (338, 4003630), (596, 2270515), (676, 2001815), (745, 1816412), (845, 1601452), (1490, 908206), (1690, 800726), (1937, 698620), (2687, 503620), (2980, 454103), (3380, 400363), (3874, 349310), (5374, 251810), (7748, 174655), (9685, 139724), (10748, 125905), (13435, 100724), (19370, 69862), (25181, 53740), (26870, 50362), (34931, 38740)]