2249000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 5700240

約数和(自身を除く): 3451240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 173, 200, 250, 260, 325, 346, 500, 520, 650, 692, 865, 1000, 1300, 1384, 1625, 1730, 2249, 2600, 3250, 3460, 4325, 4498, 6500, 6920, 8650, 8996, 11245, 13000, 17300, 17992, 21625, 22490, 34600, 43250, 44980, 56225, 86500, 89960, 112450, 173000, 224900, 281125, 449800, 562250, 1124500, 2249000]

約数ペア:

[(1, 2249000), (2, 1124500), (4, 562250), (5, 449800), (8, 281125), (10, 224900), (13, 173000), (20, 112450), (25, 89960), (26, 86500), (40, 56225), (50, 44980), (52, 43250), (65, 34600), (100, 22490), (104, 21625), (125, 17992), (130, 17300), (173, 13000), (200, 11245), (250, 8996), (260, 8650), (325, 6920), (346, 6500), (500, 4498), (520, 4325), (650, 3460), (692, 3250), (865, 2600), (1000, 2249), (1300, 1730), (1384, 1625)]