61043920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1787}}^1$

素因数の和:1868

約数の個数: 80

約数和(自身を含む): 164953728

約数和(自身を除く): 103909808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1708, 1787, 2135, 2440, 3416, 3574, 4270, 4880, 6832, 7148, 8540, 8935, 12509, 14296, 17080, 17870, 25018, 28592, 34160, 35740, 50036, 62545, 71480, 100072, 109007, 125090, 142960, 200144, 218014, 250180, 436028, 500360, 545035, 763049, 872056, 1000720, 1090070, 1526098, 1744112, 2180140, 3052196, 3815245, 4360280, 6104392, 7630490, 8720560, 12208784, 15260980, 30521960, 61043920]

約数ペア:

[(1, 61043920), (2, 30521960), (4, 15260980), (5, 12208784), (7, 8720560), (8, 7630490), (10, 6104392), (14, 4360280), (16, 3815245), (20, 3052196), (28, 2180140), (35, 1744112), (40, 1526098), (56, 1090070), (61, 1000720), (70, 872056), (80, 763049), (112, 545035), (122, 500360), (140, 436028), (244, 250180), (280, 218014), (305, 200144), (427, 142960), (488, 125090), (560, 109007), (610, 100072), (854, 71480), (976, 62545), (1220, 50036), (1708, 35740), (1787, 34160), (2135, 28592), (2440, 25018), (3416, 17870), (3574, 17080), (4270, 14296), (4880, 12509), (6832, 8935), (7148, 8540)]