71312668

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 146298880

約数和(自身を除く): 74986212

約数列:

[1, 2, 4, 7, 14, 28, 79, 103, 158, 206, 313, 316, 412, 553, 626, 721, 1106, 1252, 1442, 2191, 2212, 2884, 4382, 8137, 8764, 16274, 24727, 32239, 32548, 49454, 56959, 64478, 98908, 113918, 128956, 173089, 225673, 227836, 346178, 451346, 692356, 902692, 2546881, 5093762, 10187524, 17828167, 35656334, 71312668]

約数ペア:

[(1, 71312668), (2, 35656334), (4, 17828167), (7, 10187524), (14, 5093762), (28, 2546881), (79, 902692), (103, 692356), (158, 451346), (206, 346178), (313, 227836), (316, 225673), (412, 173089), (553, 128956), (626, 113918), (721, 98908), (1106, 64478), (1252, 56959), (1442, 49454), (2191, 32548), (2212, 32239), (2884, 24727), (4382, 16274), (8137, 8764)]