1027000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:113

約数の個数: 64

約数和(自身を含む): 2620800

約数和(自身を除く): 1593800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 79, 100, 104, 125, 130, 158, 200, 250, 260, 316, 325, 395, 500, 520, 632, 650, 790, 1000, 1027, 1300, 1580, 1625, 1975, 2054, 2600, 3160, 3250, 3950, 4108, 5135, 6500, 7900, 8216, 9875, 10270, 13000, 15800, 19750, 20540, 25675, 39500, 41080, 51350, 79000, 102700, 128375, 205400, 256750, 513500, 1027000]

約数ペア:

[(1, 1027000), (2, 513500), (4, 256750), (5, 205400), (8, 128375), (10, 102700), (13, 79000), (20, 51350), (25, 41080), (26, 39500), (40, 25675), (50, 20540), (52, 19750), (65, 15800), (79, 13000), (100, 10270), (104, 9875), (125, 8216), (130, 7900), (158, 6500), (200, 5135), (250, 4108), (260, 3950), (316, 3250), (325, 3160), (395, 2600), (500, 2054), (520, 1975), (632, 1625), (650, 1580), (790, 1300), (1000, 1027)]