61800525

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 119081664

約数和(自身を除く): 57281139

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 107, 151, 153, 225, 255, 321, 425, 453, 535, 755, 765, 963, 1275, 1359, 1605, 1819, 2265, 2567, 2675, 3775, 3825, 4815, 5457, 6795, 7701, 8025, 9095, 11325, 12835, 16157, 16371, 23103, 24075, 27285, 33975, 38505, 45475, 48471, 64175, 80785, 81855, 115515, 136425, 145413, 192525, 242355, 274669, 403925, 409275, 577575, 727065, 824007, 1211775, 1373345, 2472021, 3635325, 4120035, 6866725, 12360105, 20600175, 61800525]

約数ペア:

[(1, 61800525), (3, 20600175), (5, 12360105), (9, 6866725), (15, 4120035), (17, 3635325), (25, 2472021), (45, 1373345), (51, 1211775), (75, 824007), (85, 727065), (107, 577575), (151, 409275), (153, 403925), (225, 274669), (255, 242355), (321, 192525), (425, 145413), (453, 136425), (535, 115515), (755, 81855), (765, 80785), (963, 64175), (1275, 48471), (1359, 45475), (1605, 38505), (1819, 33975), (2265, 27285), (2567, 24075), (2675, 23103), (3775, 16371), (3825, 16157), (4815, 12835), (5457, 11325), (6795, 9095), (7701, 8025)]