80979080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22247}}^1$

素因数の和:22278

約数の個数: 64

約数和(自身を含む): 224259840

約数和(自身を除く): 143280760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 22247, 44494, 88988, 111235, 155729, 177976, 222470, 289211, 311458, 444940, 578422, 622916, 778645, 889880, 1156844, 1245832, 1446055, 1557290, 2024477, 2313688, 2892110, 3114580, 4048954, 5784220, 6229160, 8097908, 10122385, 11568440, 16195816, 20244770, 40489540, 80979080]

約数ペア:

[(1, 80979080), (2, 40489540), (4, 20244770), (5, 16195816), (7, 11568440), (8, 10122385), (10, 8097908), (13, 6229160), (14, 5784220), (20, 4048954), (26, 3114580), (28, 2892110), (35, 2313688), (40, 2024477), (52, 1557290), (56, 1446055), (65, 1245832), (70, 1156844), (91, 889880), (104, 778645), (130, 622916), (140, 578422), (182, 444940), (260, 311458), (280, 289211), (364, 222470), (455, 177976), (520, 155729), (728, 111235), (910, 88988), (1820, 44494), (3640, 22247)]