90524980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49739}}^1$

素因数の和:49768

約数の個数: 48

約数和(自身を含む): 233976960

約数和(自身を除く): 143451980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 49739, 99478, 198956, 248695, 348173, 497390, 646607, 696346, 994780, 1293214, 1392692, 1740865, 2586428, 3233035, 3481730, 4526249, 6466070, 6963460, 9052498, 12932140, 18104996, 22631245, 45262490, 90524980]

約数ペア:

[(1, 90524980), (2, 45262490), (4, 22631245), (5, 18104996), (7, 12932140), (10, 9052498), (13, 6963460), (14, 6466070), (20, 4526249), (26, 3481730), (28, 3233035), (35, 2586428), (52, 1740865), (65, 1392692), (70, 1293214), (91, 994780), (130, 696346), (140, 646607), (182, 497390), (260, 348173), (364, 248695), (455, 198956), (910, 99478), (1820, 49739)]