72731456

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5237}}^1$

素因数の和:5287

約数の個数: 56

約数和(自身を含む): 170297856

約数和(自身を除く): 97566400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 5237, 6944, 10474, 13888, 20948, 36659, 41896, 73318, 83792, 146636, 162347, 167584, 293272, 324694, 335168, 586544, 649388, 1136429, 1173088, 1298776, 2272858, 2346176, 2597552, 4545716, 5195104, 9091432, 10390208, 18182864, 36365728, 72731456]

約数ペア:

[(1, 72731456), (2, 36365728), (4, 18182864), (7, 10390208), (8, 9091432), (14, 5195104), (16, 4545716), (28, 2597552), (31, 2346176), (32, 2272858), (56, 1298776), (62, 1173088), (64, 1136429), (112, 649388), (124, 586544), (217, 335168), (224, 324694), (248, 293272), (434, 167584), (448, 162347), (496, 146636), (868, 83792), (992, 73318), (1736, 41896), (1984, 36659), (3472, 20948), (5237, 13888), (6944, 10474)]