25829600

素因数分解:

$2^5\times 5^2\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:492

約数の個数: 72

約数和(自身を含む): 63980280

約数和(自身を除く): 38150680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 83, 100, 160, 166, 200, 332, 389, 400, 415, 664, 778, 800, 830, 1328, 1556, 1660, 1945, 2075, 2656, 3112, 3320, 3890, 4150, 6224, 6640, 7780, 8300, 9725, 12448, 13280, 15560, 16600, 19450, 31120, 32287, 33200, 38900, 62240, 64574, 66400, 77800, 129148, 155600, 161435, 258296, 311200, 322870, 516592, 645740, 807175, 1033184, 1291480, 1614350, 2582960, 3228700, 5165920, 6457400, 12914800, 25829600]

約数ペア:

[(1, 25829600), (2, 12914800), (4, 6457400), (5, 5165920), (8, 3228700), (10, 2582960), (16, 1614350), (20, 1291480), (25, 1033184), (32, 807175), (40, 645740), (50, 516592), (80, 322870), (83, 311200), (100, 258296), (160, 161435), (166, 155600), (200, 129148), (332, 77800), (389, 66400), (400, 64574), (415, 62240), (664, 38900), (778, 33200), (800, 32287), (830, 31120), (1328, 19450), (1556, 16600), (1660, 15560), (1945, 13280), (2075, 12448), (2656, 9725), (3112, 8300), (3320, 7780), (3890, 6640), (4150, 6224)]