2019945497875

素因数分解:

$5^3\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1\times {\mathrm{5641}}^1$

素因数の和:6121

約数の個数: 64

約数和(自身を含む): 2579070678912

約数和(自身を除く): 559125181037

約数列:

[1, 5, 25, 101, 113, 125, 251, 505, 565, 1255, 2525, 2825, 5641, 6275, 11413, 12625, 14125, 25351, 28205, 28363, 31375, 57065, 126755, 141025, 141815, 285325, 569741, 633775, 637433, 705125, 709075, 1415891, 1426625, 2848705, 2864663, 3168875, 3187165, 3545375, 7079455, 14243525, 14323315, 15935825, 35397275, 64380733, 71217625, 71616575, 79679125, 143004991, 159995683, 176986375, 321903665, 358082875, 715024955, 799978415, 1609518325, 3575124775, 3999892075, 8047591625, 16159563983, 17875623875, 19999460375, 80797819915, 403989099575, 2019945497875]

約数ペア:

[(1, 2019945497875), (5, 403989099575), (25, 80797819915), (101, 19999460375), (113, 17875623875), (125, 16159563983), (251, 8047591625), (505, 3999892075), (565, 3575124775), (1255, 1609518325), (2525, 799978415), (2825, 715024955), (5641, 358082875), (6275, 321903665), (11413, 176986375), (12625, 159995683), (14125, 143004991), (25351, 79679125), (28205, 71616575), (28363, 71217625), (31375, 64380733), (57065, 35397275), (126755, 15935825), (141025, 14323315), (141815, 14243525), (285325, 7079455), (569741, 3545375), (633775, 3187165), (637433, 3168875), (705125, 2864663), (709075, 2848705), (1415891, 1426625)]