49440560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:510

約数の個数: 80

約数和(自身を含む): 125054496

約数和(自身を除く): 75613936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 137, 208, 260, 274, 347, 520, 548, 685, 694, 1040, 1096, 1370, 1388, 1735, 1781, 2192, 2740, 2776, 3470, 3562, 4511, 5480, 5552, 6940, 7124, 8905, 9022, 10960, 13880, 14248, 17810, 18044, 22555, 27760, 28496, 35620, 36088, 45110, 47539, 71240, 72176, 90220, 95078, 142480, 180440, 190156, 237695, 360880, 380312, 475390, 618007, 760624, 950780, 1236014, 1901560, 2472028, 3090035, 3803120, 4944056, 6180070, 9888112, 12360140, 24720280, 49440560]

約数ペア:

[(1, 49440560), (2, 24720280), (4, 12360140), (5, 9888112), (8, 6180070), (10, 4944056), (13, 3803120), (16, 3090035), (20, 2472028), (26, 1901560), (40, 1236014), (52, 950780), (65, 760624), (80, 618007), (104, 475390), (130, 380312), (137, 360880), (208, 237695), (260, 190156), (274, 180440), (347, 142480), (520, 95078), (548, 90220), (685, 72176), (694, 71240), (1040, 47539), (1096, 45110), (1370, 36088), (1388, 35620), (1735, 28496), (1781, 27760), (2192, 22555), (2740, 18044), (2776, 17810), (3470, 14248), (3562, 13880), (4511, 10960), (5480, 9022), (5552, 8905), (6940, 7124)]