81203796

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{4397}}^1$

素因数の和:4435

約数の個数: 72

約数和(自身を含む): 224122080

約数和(自身を除く): 142918284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 513, 684, 972, 1026, 1539, 2052, 3078, 4397, 4617, 6156, 8794, 9234, 13191, 17588, 18468, 26382, 39573, 52764, 79146, 83543, 118719, 158292, 167086, 237438, 250629, 334172, 356157, 474876, 501258, 712314, 751887, 1002516, 1068471, 1424628, 1503774, 2136942, 2255661, 3007548, 4273884, 4511322, 6766983, 9022644, 13533966, 20300949, 27067932, 40601898, 81203796]

約数ペア:

[(1, 81203796), (2, 40601898), (3, 27067932), (4, 20300949), (6, 13533966), (9, 9022644), (12, 6766983), (18, 4511322), (19, 4273884), (27, 3007548), (36, 2255661), (38, 2136942), (54, 1503774), (57, 1424628), (76, 1068471), (81, 1002516), (108, 751887), (114, 712314), (162, 501258), (171, 474876), (228, 356157), (243, 334172), (324, 250629), (342, 237438), (486, 167086), (513, 158292), (684, 118719), (972, 83543), (1026, 79146), (1539, 52764), (2052, 39573), (3078, 26382), (4397, 18468), (4617, 17588), (6156, 13191), (8794, 9234)]