81464448

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16319}}^1$

素因数の和:16349

約数の個数: 64

約数和(自身を含む): 233049600

約数和(自身を除く): 151585152

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4992, 16319, 32638, 48957, 65276, 97914, 130552, 195828, 212147, 261104, 391656, 424294, 522208, 636441, 783312, 848588, 1044416, 1272882, 1566624, 1697176, 2088832, 2545764, 3133248, 3394352, 5091528, 6266496, 6788704, 10183056, 13577408, 20366112, 27154816, 40732224, 81464448]

約数ペア:

[(1, 81464448), (2, 40732224), (3, 27154816), (4, 20366112), (6, 13577408), (8, 10183056), (12, 6788704), (13, 6266496), (16, 5091528), (24, 3394352), (26, 3133248), (32, 2545764), (39, 2088832), (48, 1697176), (52, 1566624), (64, 1272882), (78, 1044416), (96, 848588), (104, 783312), (128, 636441), (156, 522208), (192, 424294), (208, 391656), (312, 261104), (384, 212147), (416, 195828), (624, 130552), (832, 97914), (1248, 65276), (1664, 48957), (2496, 32638), (4992, 16319)]