90118444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1721}}^1$

素因数の和:1810

約数の個数: 48

約数和(自身を含む): 182256480

約数和(自身を除く): 92138036

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 53, 76, 106, 212, 247, 494, 689, 988, 1007, 1378, 1721, 2014, 2756, 3442, 4028, 6884, 13091, 22373, 26182, 32699, 44746, 52364, 65398, 89492, 91213, 130796, 182426, 364852, 425087, 850174, 1185769, 1700348, 1733047, 2371538, 3466094, 4743076, 6932188, 22529611, 45059222, 90118444]

約数ペア:

[(1, 90118444), (2, 45059222), (4, 22529611), (13, 6932188), (19, 4743076), (26, 3466094), (38, 2371538), (52, 1733047), (53, 1700348), (76, 1185769), (106, 850174), (212, 425087), (247, 364852), (494, 182426), (689, 130796), (988, 91213), (1007, 89492), (1378, 65398), (1721, 52364), (2014, 44746), (2756, 32699), (3442, 26182), (4028, 22373), (6884, 13091)]