165865000

素因数分解:

$2^3\times 5^4\times 7^2\times {\mathrm{677}}^1$

素因数の和:717

約数の個数: 120

約数和(自身を含む): 452737890

約数和(自身を除く): 286872890

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 125, 140, 175, 196, 200, 245, 250, 280, 350, 392, 490, 500, 625, 677, 700, 875, 980, 1000, 1225, 1250, 1354, 1400, 1750, 1960, 2450, 2500, 2708, 3385, 3500, 4375, 4739, 4900, 5000, 5416, 6125, 6770, 7000, 8750, 9478, 9800, 12250, 13540, 16925, 17500, 18956, 23695, 24500, 27080, 30625, 33173, 33850, 35000, 37912, 47390, 49000, 61250, 66346, 67700, 84625, 94780, 118475, 122500, 132692, 135400, 165865, 169250, 189560, 236950, 245000, 265384, 331730, 338500, 423125, 473900, 592375, 663460, 677000, 829325, 846250, 947800, 1184750, 1326920, 1658650, 1692500, 2369500, 2961875, 3317300, 3385000, 4146625, 4739000, 5923750, 6634600, 8293250, 11847500, 16586500, 20733125, 23695000, 33173000, 41466250, 82932500, 165865000]

約数ペア:

[(1, 165865000), (2, 82932500), (4, 41466250), (5, 33173000), (7, 23695000), (8, 20733125), (10, 16586500), (14, 11847500), (20, 8293250), (25, 6634600), (28, 5923750), (35, 4739000), (40, 4146625), (49, 3385000), (50, 3317300), (56, 2961875), (70, 2369500), (98, 1692500), (100, 1658650), (125, 1326920), (140, 1184750), (175, 947800), (196, 846250), (200, 829325), (245, 677000), (250, 663460), (280, 592375), (350, 473900), (392, 423125), (490, 338500), (500, 331730), (625, 265384), (677, 245000), (700, 236950), (875, 189560), (980, 169250), (1000, 165865), (1225, 135400), (1250, 132692), (1354, 122500), (1400, 118475), (1750, 94780), (1960, 84625), (2450, 67700), (2500, 66346), (2708, 61250), (3385, 49000), (3500, 47390), (4375, 37912), (4739, 35000), (4900, 33850), (5000, 33173), (5416, 30625), (6125, 27080), (6770, 24500), (7000, 23695), (8750, 18956), (9478, 17500), (9800, 16925), (12250, 13540)]