129152080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{311}}^1$

素因数の和:532

約数の個数: 80

約数和(自身を含む): 313372800

約数和(自身を除く): 184220720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 179, 232, 290, 311, 358, 464, 580, 622, 716, 895, 1160, 1244, 1432, 1555, 1790, 2320, 2488, 2864, 3110, 3580, 4976, 5191, 6220, 7160, 9019, 10382, 12440, 14320, 18038, 20764, 24880, 25955, 36076, 41528, 45095, 51910, 55669, 72152, 83056, 90190, 103820, 111338, 144304, 180380, 207640, 222676, 278345, 360760, 415280, 445352, 556690, 721520, 890704, 1113380, 1614401, 2226760, 3228802, 4453520, 6457604, 8072005, 12915208, 16144010, 25830416, 32288020, 64576040, 129152080]

約数ペア:

[(1, 129152080), (2, 64576040), (4, 32288020), (5, 25830416), (8, 16144010), (10, 12915208), (16, 8072005), (20, 6457604), (29, 4453520), (40, 3228802), (58, 2226760), (80, 1614401), (116, 1113380), (145, 890704), (179, 721520), (232, 556690), (290, 445352), (311, 415280), (358, 360760), (464, 278345), (580, 222676), (622, 207640), (716, 180380), (895, 144304), (1160, 111338), (1244, 103820), (1432, 90190), (1555, 83056), (1790, 72152), (2320, 55669), (2488, 51910), (2864, 45095), (3110, 41528), (3580, 36076), (4976, 25955), (5191, 24880), (6220, 20764), (7160, 18038), (9019, 14320), (10382, 12440)]