81979568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12589}}^1$

素因数の和:12645

約数の個数: 40

約数和(自身を含む): 177972240

約数和(自身を除く): 95992672

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 148, 176, 296, 407, 592, 814, 1628, 3256, 6512, 12589, 25178, 50356, 100712, 138479, 201424, 276958, 465793, 553916, 931586, 1107832, 1863172, 2215664, 3726344, 5123723, 7452688, 10247446, 20494892, 40989784, 81979568]

約数ペア:

[(1, 81979568), (2, 40989784), (4, 20494892), (8, 10247446), (11, 7452688), (16, 5123723), (22, 3726344), (37, 2215664), (44, 1863172), (74, 1107832), (88, 931586), (148, 553916), (176, 465793), (296, 276958), (407, 201424), (592, 138479), (814, 100712), (1628, 50356), (3256, 25178), (6512, 12589)]