264920489840

素因数分解:

$2^4\times 5^1\times {\mathrm{23911}}^1\times {\mathrm{138493}}^1$

素因数の和:162417

約数の個数: 40

約数和(自身を含む): 615970346208

約数和(自身を除く): 351049856368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23911, 47822, 95644, 119555, 138493, 191288, 239110, 276986, 382576, 478220, 553972, 692465, 956440, 1107944, 1384930, 1912880, 2215888, 2769860, 5539720, 11079440, 3311506123, 6623012246, 13246024492, 16557530615, 26492048984, 33115061230, 52984097968, 66230122460, 132460244920, 264920489840]

約数ペア:

[(1, 264920489840), (2, 132460244920), (4, 66230122460), (5, 52984097968), (8, 33115061230), (10, 26492048984), (16, 16557530615), (20, 13246024492), (40, 6623012246), (80, 3311506123), (23911, 11079440), (47822, 5539720), (95644, 2769860), (119555, 2215888), (138493, 1912880), (191288, 1384930), (239110, 1107944), (276986, 956440), (382576, 692465), (478220, 553972)]