66288880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{118373}}^1$

素因数の和:118393

約数の個数: 40

約数和(自身を含む): 176140512

約数和(自身を除く): 109851632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 118373, 236746, 473492, 591865, 828611, 946984, 1183730, 1657222, 1893968, 2367460, 3314444, 4143055, 4734920, 6628888, 8286110, 9469840, 13257776, 16572220, 33144440, 66288880]

約数ペア:

[(1, 66288880), (2, 33144440), (4, 16572220), (5, 13257776), (7, 9469840), (8, 8286110), (10, 6628888), (14, 4734920), (16, 4143055), (20, 3314444), (28, 2367460), (35, 1893968), (40, 1657222), (56, 1183730), (70, 946984), (80, 828611), (112, 591865), (140, 473492), (280, 236746), (560, 118373)]