66480440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{739}}^1$

素因数の和:936

約数の個数: 64

約数和(自身を含む): 162237600

約数和(自身を除く): 95757160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 173, 260, 346, 520, 692, 739, 865, 1384, 1478, 1730, 2249, 2956, 3460, 3695, 4498, 5912, 6920, 7390, 8996, 9607, 11245, 14780, 17992, 19214, 22490, 29560, 38428, 44980, 48035, 76856, 89960, 96070, 127847, 192140, 255694, 384280, 511388, 639235, 1022776, 1278470, 1662011, 2556940, 3324022, 5113880, 6648044, 8310055, 13296088, 16620110, 33240220, 66480440]

約数ペア:

[(1, 66480440), (2, 33240220), (4, 16620110), (5, 13296088), (8, 8310055), (10, 6648044), (13, 5113880), (20, 3324022), (26, 2556940), (40, 1662011), (52, 1278470), (65, 1022776), (104, 639235), (130, 511388), (173, 384280), (260, 255694), (346, 192140), (520, 127847), (692, 96070), (739, 89960), (865, 76856), (1384, 48035), (1478, 44980), (1730, 38428), (2249, 29560), (2956, 22490), (3460, 19214), (3695, 17992), (4498, 14780), (5912, 11245), (6920, 9607), (7390, 8996)]