159982000

素因数分解:

$2^4\times 5^3\times {\mathrm{41}}^1\times {\mathrm{1951}}^1$

素因数の和:2015

約数の個数: 80

約数和(自身を含む): 396474624

約数和(自身を除く): 236492624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 125, 164, 200, 205, 250, 328, 400, 410, 500, 656, 820, 1000, 1025, 1640, 1951, 2000, 2050, 3280, 3902, 4100, 5125, 7804, 8200, 9755, 10250, 15608, 16400, 19510, 20500, 31216, 39020, 41000, 48775, 78040, 79991, 82000, 97550, 156080, 159982, 195100, 243875, 319964, 390200, 399955, 487750, 639928, 780400, 799910, 975500, 1279856, 1599820, 1951000, 1999775, 3199640, 3902000, 3999550, 6399280, 7999100, 9998875, 15998200, 19997750, 31996400, 39995500, 79991000, 159982000]

約数ペア:

[(1, 159982000), (2, 79991000), (4, 39995500), (5, 31996400), (8, 19997750), (10, 15998200), (16, 9998875), (20, 7999100), (25, 6399280), (40, 3999550), (41, 3902000), (50, 3199640), (80, 1999775), (82, 1951000), (100, 1599820), (125, 1279856), (164, 975500), (200, 799910), (205, 780400), (250, 639928), (328, 487750), (400, 399955), (410, 390200), (500, 319964), (656, 243875), (820, 195100), (1000, 159982), (1025, 156080), (1640, 97550), (1951, 82000), (2000, 79991), (2050, 78040), (3280, 48775), (3902, 41000), (4100, 39020), (5125, 31216), (7804, 20500), (8200, 19510), (9755, 16400), (10250, 15608)]