81326250

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{7229}}^1$

素因数の和:7257

約数の個数: 60

約数和(自身を含む): 220218570

約数和(自身を除く): 138892320

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 625, 750, 1125, 1250, 1875, 2250, 3750, 5625, 7229, 11250, 14458, 21687, 36145, 43374, 65061, 72290, 108435, 130122, 180725, 216870, 325305, 361450, 542175, 650610, 903625, 1084350, 1626525, 1807250, 2710875, 3253050, 4518125, 5421750, 8132625, 9036250, 13554375, 16265250, 27108750, 40663125, 81326250]

約数ペア:

[(1, 81326250), (2, 40663125), (3, 27108750), (5, 16265250), (6, 13554375), (9, 9036250), (10, 8132625), (15, 5421750), (18, 4518125), (25, 3253050), (30, 2710875), (45, 1807250), (50, 1626525), (75, 1084350), (90, 903625), (125, 650610), (150, 542175), (225, 361450), (250, 325305), (375, 216870), (450, 180725), (625, 130122), (750, 108435), (1125, 72290), (1250, 65061), (1875, 43374), (2250, 36145), (3750, 21687), (5625, 14458), (7229, 11250)]