53987240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79393}}^1$

素因数の和:79421

約数の個数: 32

約数和(自身を含む): 128618280

約数和(自身を除く): 74631040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 79393, 158786, 317572, 396965, 635144, 793930, 1349681, 1587860, 2699362, 3175720, 5398724, 6748405, 10797448, 13496810, 26993620, 53987240]

約数ペア:

[(1, 53987240), (2, 26993620), (4, 13496810), (5, 10797448), (8, 6748405), (10, 5398724), (17, 3175720), (20, 2699362), (34, 1587860), (40, 1349681), (68, 793930), (85, 635144), (136, 396965), (170, 317572), (340, 158786), (680, 79393)]