645033675

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:613

約数の個数: 96

約数和(自身を含む): 1264919040

約数和(自身を除く): 619885365

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 137, 143, 165, 195, 275, 325, 411, 429, 439, 685, 715, 825, 975, 1317, 1507, 1781, 2055, 2145, 2195, 3425, 3575, 4521, 4829, 5343, 5707, 6585, 7535, 8905, 10275, 10725, 10975, 14487, 17121, 19591, 22605, 24145, 26715, 28535, 32925, 37675, 44525, 58773, 60143, 62777, 72435, 85605, 97955, 113025, 120725, 133575, 142675, 180429, 188331, 293865, 300715, 313885, 362175, 428025, 489775, 661573, 781859, 902145, 941655, 1469325, 1503575, 1569425, 1984719, 2345577, 3307865, 3909295, 4510725, 4708275, 8600449, 9923595, 11727885, 16539325, 19546475, 25801347, 43002245, 49617975, 58639425, 129006735, 215011225, 645033675]

約数ペア:

[(1, 645033675), (3, 215011225), (5, 129006735), (11, 58639425), (13, 49617975), (15, 43002245), (25, 25801347), (33, 19546475), (39, 16539325), (55, 11727885), (65, 9923595), (75, 8600449), (137, 4708275), (143, 4510725), (165, 3909295), (195, 3307865), (275, 2345577), (325, 1984719), (411, 1569425), (429, 1503575), (439, 1469325), (685, 941655), (715, 902145), (825, 781859), (975, 661573), (1317, 489775), (1507, 428025), (1781, 362175), (2055, 313885), (2145, 300715), (2195, 293865), (3425, 188331), (3575, 180429), (4521, 142675), (4829, 133575), (5343, 120725), (5707, 113025), (6585, 97955), (7535, 85605), (8905, 72435), (10275, 62777), (10725, 60143), (10975, 58773), (14487, 44525), (17121, 37675), (19591, 32925), (22605, 28535), (24145, 26715)]