99811240

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{37243}}^1$

素因数の和:37321

約数の個数: 32

約数和(自身を含む): 227933280

約数和(自身を除く): 128122040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 37243, 74486, 148972, 186215, 297944, 372430, 744860, 1489720, 2495281, 4990562, 9981124, 12476405, 19962248, 24952810, 49905620, 99811240]

約数ペア:

[(1, 99811240), (2, 49905620), (4, 24952810), (5, 19962248), (8, 12476405), (10, 9981124), (20, 4990562), (40, 2495281), (67, 1489720), (134, 744860), (268, 372430), (335, 297944), (536, 186215), (670, 148972), (1340, 74486), (2680, 37243)]