647082280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{7193}}^1$

素因数の和:7390

約数の個数: 64

約数和(自身を含む): 1577212560

約数和(自身を除く): 930130280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 173, 260, 346, 520, 692, 865, 1384, 1730, 2249, 3460, 4498, 6920, 7193, 8996, 11245, 14386, 17992, 22490, 28772, 35965, 44980, 57544, 71930, 89960, 93509, 143860, 187018, 287720, 374036, 467545, 748072, 935090, 1244389, 1870180, 2488778, 3740360, 4977556, 6221945, 9955112, 12443890, 16177057, 24887780, 32354114, 49775560, 64708228, 80885285, 129416456, 161770570, 323541140, 647082280]

約数ペア:

[(1, 647082280), (2, 323541140), (4, 161770570), (5, 129416456), (8, 80885285), (10, 64708228), (13, 49775560), (20, 32354114), (26, 24887780), (40, 16177057), (52, 12443890), (65, 9955112), (104, 6221945), (130, 4977556), (173, 3740360), (260, 2488778), (346, 1870180), (520, 1244389), (692, 935090), (865, 748072), (1384, 467545), (1730, 374036), (2249, 287720), (3460, 187018), (4498, 143860), (6920, 93509), (7193, 89960), (8996, 71930), (11245, 57544), (14386, 44980), (17992, 35965), (22490, 28772)]