20065581525

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{3259}}^1$

素因数の和:3739

約数の個数: 96

約数和(自身を含む): 38418969600

約数和(自身を除く): 18353388075

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 165, 187, 255, 275, 425, 439, 561, 825, 935, 1275, 1317, 2195, 2805, 3259, 4675, 4829, 6585, 7463, 9777, 10975, 14025, 14487, 16295, 22389, 24145, 32925, 35849, 37315, 48885, 55403, 72435, 81475, 82093, 107547, 111945, 120725, 166209, 179245, 186575, 244425, 246279, 277015, 362175, 410465, 537735, 559725, 609433, 831045, 896225, 1231395, 1385075, 1430701, 1828299, 2052325, 2688675, 3047165, 4155225, 4292103, 6156975, 7153505, 9141495, 15235825, 15737711, 21460515, 24321917, 35767525, 45707475, 47213133, 72965751, 78688555, 107302575, 121609585, 236065665, 267541087, 364828755, 393442775, 608047925, 802623261, 1180328325, 1337705435, 1824143775, 4013116305, 6688527175, 20065581525]

約数ペア:

[(1, 20065581525), (3, 6688527175), (5, 4013116305), (11, 1824143775), (15, 1337705435), (17, 1180328325), (25, 802623261), (33, 608047925), (51, 393442775), (55, 364828755), (75, 267541087), (85, 236065665), (165, 121609585), (187, 107302575), (255, 78688555), (275, 72965751), (425, 47213133), (439, 45707475), (561, 35767525), (825, 24321917), (935, 21460515), (1275, 15737711), (1317, 15235825), (2195, 9141495), (2805, 7153505), (3259, 6156975), (4675, 4292103), (4829, 4155225), (6585, 3047165), (7463, 2688675), (9777, 2052325), (10975, 1828299), (14025, 1430701), (14487, 1385075), (16295, 1231395), (22389, 896225), (24145, 831045), (32925, 609433), (35849, 559725), (37315, 537735), (48885, 410465), (55403, 362175), (72435, 277015), (81475, 246279), (82093, 244425), (107547, 186575), (111945, 179245), (120725, 166209)]