85819760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{461}}^1$

素因数の和:666

約数の個数: 80

約数和(自身を含む): 216548640

約数和(自身を除く): 130728880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 179, 208, 260, 358, 461, 520, 716, 895, 922, 1040, 1432, 1790, 1844, 2305, 2327, 2864, 3580, 3688, 4610, 4654, 5993, 7160, 7376, 9220, 9308, 11635, 11986, 14320, 18440, 18616, 23270, 23972, 29965, 36880, 37232, 46540, 47944, 59930, 82519, 93080, 95888, 119860, 165038, 186160, 239720, 330076, 412595, 479440, 660152, 825190, 1072747, 1320304, 1650380, 2145494, 3300760, 4290988, 5363735, 6601520, 8581976, 10727470, 17163952, 21454940, 42909880, 85819760]

約数ペア:

[(1, 85819760), (2, 42909880), (4, 21454940), (5, 17163952), (8, 10727470), (10, 8581976), (13, 6601520), (16, 5363735), (20, 4290988), (26, 3300760), (40, 2145494), (52, 1650380), (65, 1320304), (80, 1072747), (104, 825190), (130, 660152), (179, 479440), (208, 412595), (260, 330076), (358, 239720), (461, 186160), (520, 165038), (716, 119860), (895, 95888), (922, 93080), (1040, 82519), (1432, 59930), (1790, 47944), (1844, 46540), (2305, 37232), (2327, 36880), (2864, 29965), (3580, 23972), (3688, 23270), (4610, 18616), (4654, 18440), (5993, 14320), (7160, 11986), (7376, 11635), (9220, 9308)]