71787616

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:551

約数の個数: 48

約数和(自身を含む): 145454400

約数和(自身を除く): 73666784

約数列:

[1, 2, 4, 8, 16, 32, 73, 79, 146, 158, 292, 316, 389, 584, 632, 778, 1168, 1264, 1556, 2336, 2528, 3112, 5767, 6224, 11534, 12448, 23068, 28397, 30731, 46136, 56794, 61462, 92272, 113588, 122924, 184544, 227176, 245848, 454352, 491696, 908704, 983392, 2243363, 4486726, 8973452, 17946904, 35893808, 71787616]

約数ペア:

[(1, 71787616), (2, 35893808), (4, 17946904), (8, 8973452), (16, 4486726), (32, 2243363), (73, 983392), (79, 908704), (146, 491696), (158, 454352), (292, 245848), (316, 227176), (389, 184544), (584, 122924), (632, 113588), (778, 92272), (1168, 61462), (1264, 56794), (1556, 46136), (2336, 30731), (2528, 28397), (3112, 23068), (5767, 12448), (6224, 11534)]