129799760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{95441}}^1$

素因数の和:95471

約数の個数: 40

約数和(自身を含む): 319539816

約数和(自身を除く): 189740056

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 95441, 190882, 381764, 477205, 763528, 954410, 1527056, 1622497, 1908820, 3244994, 3817640, 6489988, 7635280, 8112485, 12979976, 16224970, 25959952, 32449940, 64899880, 129799760]

約数ペア:

[(1, 129799760), (2, 64899880), (4, 32449940), (5, 25959952), (8, 16224970), (10, 12979976), (16, 8112485), (17, 7635280), (20, 6489988), (34, 3817640), (40, 3244994), (68, 1908820), (80, 1622497), (85, 1527056), (136, 954410), (170, 763528), (272, 477205), (340, 381764), (680, 190882), (1360, 95441)]