55679728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 124610080

約数和(自身を除く): 68930352

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 73, 76, 104, 146, 152, 193, 208, 247, 292, 304, 386, 494, 584, 772, 949, 988, 1168, 1387, 1544, 1898, 1976, 2509, 2774, 3088, 3667, 3796, 3952, 5018, 5548, 7334, 7592, 10036, 11096, 14089, 14668, 15184, 18031, 20072, 22192, 28178, 29336, 36062, 40144, 47671, 56356, 58672, 72124, 95342, 112712, 144248, 183157, 190684, 225424, 267691, 288496, 366314, 381368, 535382, 732628, 762736, 1070764, 1465256, 2141528, 2930512, 3479983, 4283056, 6959966, 13919932, 27839864, 55679728]

約数ペア:

[(1, 55679728), (2, 27839864), (4, 13919932), (8, 6959966), (13, 4283056), (16, 3479983), (19, 2930512), (26, 2141528), (38, 1465256), (52, 1070764), (73, 762736), (76, 732628), (104, 535382), (146, 381368), (152, 366314), (193, 288496), (208, 267691), (247, 225424), (292, 190684), (304, 183157), (386, 144248), (494, 112712), (584, 95342), (772, 72124), (949, 58672), (988, 56356), (1168, 47671), (1387, 40144), (1544, 36062), (1898, 29336), (1976, 28178), (2509, 22192), (2774, 20072), (3088, 18031), (3667, 15184), (3796, 14668), (3952, 14089), (5018, 11096), (5548, 10036), (7334, 7592)]