87030580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47819}}^1$

素因数の和:47848

約数の個数: 48

約数和(自身を含む): 224945280

約数和(自身を除く): 137914700

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 47819, 95638, 191276, 239095, 334733, 478190, 621647, 669466, 956380, 1243294, 1338932, 1673665, 2486588, 3108235, 3347330, 4351529, 6216470, 6694660, 8703058, 12432940, 17406116, 21757645, 43515290, 87030580]

約数ペア:

[(1, 87030580), (2, 43515290), (4, 21757645), (5, 17406116), (7, 12432940), (10, 8703058), (13, 6694660), (14, 6216470), (20, 4351529), (26, 3347330), (28, 3108235), (35, 2486588), (52, 1673665), (65, 1338932), (70, 1243294), (91, 956380), (130, 669466), (140, 621647), (182, 478190), (260, 334733), (364, 239095), (455, 191276), (910, 95638), (1820, 47819)]