2012131625

素因数分解:

$5^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 2937252864

約数和(自身を除く): 925121239

約数列:

[1, 5, 7, 25, 35, 97, 125, 151, 157, 175, 485, 679, 755, 785, 875, 1057, 1099, 2425, 3395, 3775, 3925, 5285, 5495, 12125, 14647, 15229, 16975, 18875, 19625, 23707, 26425, 27475, 73235, 76145, 84875, 102529, 106603, 118535, 132125, 137375, 165949, 366175, 380725, 512645, 533015, 592675, 829745, 1830875, 1903625, 2299579, 2563225, 2665075, 2963375, 4148725, 11497895, 12816125, 13325375, 16097053, 20743625, 57489475, 80485265, 287447375, 402426325, 2012131625]

約数ペア:

[(1, 2012131625), (5, 402426325), (7, 287447375), (25, 80485265), (35, 57489475), (97, 20743625), (125, 16097053), (151, 13325375), (157, 12816125), (175, 11497895), (485, 4148725), (679, 2963375), (755, 2665075), (785, 2563225), (875, 2299579), (1057, 1903625), (1099, 1830875), (2425, 829745), (3395, 592675), (3775, 533015), (3925, 512645), (5285, 380725), (5495, 366175), (12125, 165949), (14647, 137375), (15229, 132125), (16975, 118535), (18875, 106603), (19625, 102529), (23707, 84875), (26425, 76145), (27475, 73235)]