2188437625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{373}}^1$

素因数の和:667

約数の個数: 64

約数和(自身を含む): 3175780608

約数和(自身を除く): 987342983

約数列:

[1, 5, 11, 17, 25, 55, 85, 125, 187, 251, 275, 373, 425, 935, 1255, 1375, 1865, 2125, 2761, 4103, 4267, 4675, 6275, 6341, 9325, 13805, 20515, 21335, 23375, 31375, 31705, 46625, 46937, 69025, 69751, 93623, 102575, 106675, 158525, 234685, 345125, 348755, 468115, 512875, 533375, 792625, 1029853, 1173425, 1591591, 1743775, 2340575, 5149265, 5867125, 7957955, 8718875, 11702875, 17507501, 25746325, 39789775, 87537505, 128731625, 198948875, 437687525, 2188437625]

約数ペア:

[(1, 2188437625), (5, 437687525), (11, 198948875), (17, 128731625), (25, 87537505), (55, 39789775), (85, 25746325), (125, 17507501), (187, 11702875), (251, 8718875), (275, 7957955), (373, 5867125), (425, 5149265), (935, 2340575), (1255, 1743775), (1375, 1591591), (1865, 1173425), (2125, 1029853), (2761, 792625), (4103, 533375), (4267, 512875), (4675, 468115), (6275, 348755), (6341, 345125), (9325, 234685), (13805, 158525), (20515, 106675), (21335, 102575), (23375, 93623), (31375, 69751), (31705, 69025), (46625, 46937)]