142388000

素因数分解:

$2^5\times 5^3\times {\mathrm{35597}}^1$

素因数の和:35622

約数の個数: 48

約数和(自身を含む): 349857144

約数和(自身を除く): 207469144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 35597, 71194, 142388, 177985, 284776, 355970, 569552, 711940, 889925, 1139104, 1423880, 1779850, 2847760, 3559700, 4449625, 5695520, 7119400, 8899250, 14238800, 17798500, 28477600, 35597000, 71194000, 142388000]

約数ペア:

[(1, 142388000), (2, 71194000), (4, 35597000), (5, 28477600), (8, 17798500), (10, 14238800), (16, 8899250), (20, 7119400), (25, 5695520), (32, 4449625), (40, 3559700), (50, 2847760), (80, 1779850), (100, 1423880), (125, 1139104), (160, 889925), (200, 711940), (250, 569552), (400, 355970), (500, 284776), (800, 177985), (1000, 142388), (2000, 71194), (4000, 35597)]