13372400

素因数分解:

$2^4\times 5^2\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:450

約数の個数: 60

約数和(自身を含む): 32543304

約数和(自身を除く): 19170904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 101, 200, 202, 331, 400, 404, 505, 662, 808, 1010, 1324, 1616, 1655, 2020, 2525, 2648, 3310, 4040, 5050, 5296, 6620, 8080, 8275, 10100, 13240, 16550, 20200, 26480, 33100, 33431, 40400, 66200, 66862, 132400, 133724, 167155, 267448, 334310, 534896, 668620, 835775, 1337240, 1671550, 2674480, 3343100, 6686200, 13372400]

約数ペア:

[(1, 13372400), (2, 6686200), (4, 3343100), (5, 2674480), (8, 1671550), (10, 1337240), (16, 835775), (20, 668620), (25, 534896), (40, 334310), (50, 267448), (80, 167155), (100, 133724), (101, 132400), (200, 66862), (202, 66200), (331, 40400), (400, 33431), (404, 33100), (505, 26480), (662, 20200), (808, 16550), (1010, 13240), (1324, 10100), (1616, 8275), (1655, 8080), (2020, 6620), (2525, 5296), (2648, 5050), (3310, 4040)]