15996813075

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{25639}}^1$

素因数の和:25761

約数の個数: 72

約数和(自身を含む): 29758809600

約数和(自身を除く): 13761996525

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 59, 75, 141, 177, 225, 235, 295, 423, 531, 705, 885, 1175, 1475, 2115, 2655, 2773, 3525, 4425, 8319, 10575, 13275, 13865, 24957, 25639, 41595, 69325, 76917, 124785, 128195, 207975, 230751, 384585, 623925, 640975, 1153755, 1205033, 1512701, 1922925, 3615099, 4538103, 5768775, 6025165, 7563505, 10845297, 13614309, 18075495, 22690515, 30125825, 37817525, 54226485, 68071545, 71096947, 90377475, 113452575, 213290841, 271132425, 340357725, 355484735, 639872523, 1066454205, 1777423675, 3199362615, 5332271025, 15996813075]

約数ペア:

[(1, 15996813075), (3, 5332271025), (5, 3199362615), (9, 1777423675), (15, 1066454205), (25, 639872523), (45, 355484735), (47, 340357725), (59, 271132425), (75, 213290841), (141, 113452575), (177, 90377475), (225, 71096947), (235, 68071545), (295, 54226485), (423, 37817525), (531, 30125825), (705, 22690515), (885, 18075495), (1175, 13614309), (1475, 10845297), (2115, 7563505), (2655, 6025165), (2773, 5768775), (3525, 4538103), (4425, 3615099), (8319, 1922925), (10575, 1512701), (13275, 1205033), (13865, 1153755), (24957, 640975), (25639, 623925), (41595, 384585), (69325, 230751), (76917, 207975), (124785, 128195)]