81141136

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9623}}^1$

素因数の和:9679

約数の個数: 40

約数和(自身を含む): 171846144

約数和(自身を除く): 90705008

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 9623, 19246, 38492, 76984, 153968, 163591, 298313, 327182, 596626, 654364, 1193252, 1308728, 2386504, 2617456, 4773008, 5071321, 10142642, 20285284, 40570568, 81141136]

約数ペア:

[(1, 81141136), (2, 40570568), (4, 20285284), (8, 10142642), (16, 5071321), (17, 4773008), (31, 2617456), (34, 2386504), (62, 1308728), (68, 1193252), (124, 654364), (136, 596626), (248, 327182), (272, 298313), (496, 163591), (527, 153968), (1054, 76984), (2108, 38492), (4216, 19246), (8432, 9623)]