50987440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13007}}^1$

素因数の和:13034

約数の個数: 60

約数和(自身を含む): 137910816

約数和(自身を除く): 86923376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 13007, 26014, 52028, 65035, 91049, 104056, 130070, 182098, 208112, 260140, 364196, 455245, 520280, 637343, 728392, 910490, 1040560, 1274686, 1456784, 1820980, 2549372, 3186715, 3641960, 5098744, 6373430, 7283920, 10197488, 12746860, 25493720, 50987440]

約数ペア:

[(1, 50987440), (2, 25493720), (4, 12746860), (5, 10197488), (7, 7283920), (8, 6373430), (10, 5098744), (14, 3641960), (16, 3186715), (20, 2549372), (28, 1820980), (35, 1456784), (40, 1274686), (49, 1040560), (56, 910490), (70, 728392), (80, 637343), (98, 520280), (112, 455245), (140, 364196), (196, 260140), (245, 208112), (280, 182098), (392, 130070), (490, 104056), (560, 91049), (784, 65035), (980, 52028), (1960, 26014), (3920, 13007)]