16143500

素因数分解:

$2^2\times 5^3\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 35773920

約数和(自身を除く): 19630420

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 125, 166, 250, 332, 389, 415, 500, 778, 830, 1556, 1660, 1945, 2075, 3890, 4150, 7780, 8300, 9725, 10375, 19450, 20750, 32287, 38900, 41500, 48625, 64574, 97250, 129148, 161435, 194500, 322870, 645740, 807175, 1614350, 3228700, 4035875, 8071750, 16143500]

約数ペア:

[(1, 16143500), (2, 8071750), (4, 4035875), (5, 3228700), (10, 1614350), (20, 807175), (25, 645740), (50, 322870), (83, 194500), (100, 161435), (125, 129148), (166, 97250), (250, 64574), (332, 48625), (389, 41500), (415, 38900), (500, 32287), (778, 20750), (830, 19450), (1556, 10375), (1660, 9725), (1945, 8300), (2075, 7780), (3890, 4150)]