65564720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2741}}^1$

素因数の和:2790

約数の個数: 80

約数和(自身を含む): 171364032

約数和(自身を除く): 105799312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2741, 2990, 4784, 5482, 5980, 10964, 11960, 13705, 21928, 23920, 27410, 35633, 43856, 54820, 63043, 71266, 109640, 126086, 142532, 178165, 219280, 252172, 285064, 315215, 356330, 504344, 570128, 630430, 712660, 819559, 1008688, 1260860, 1425320, 1639118, 2521720, 2850640, 3278236, 4097795, 5043440, 6556472, 8195590, 13112944, 16391180, 32782360, 65564720]

約数ペア:

[(1, 65564720), (2, 32782360), (4, 16391180), (5, 13112944), (8, 8195590), (10, 6556472), (13, 5043440), (16, 4097795), (20, 3278236), (23, 2850640), (26, 2521720), (40, 1639118), (46, 1425320), (52, 1260860), (65, 1008688), (80, 819559), (92, 712660), (104, 630430), (115, 570128), (130, 504344), (184, 356330), (208, 315215), (230, 285064), (260, 252172), (299, 219280), (368, 178165), (460, 142532), (520, 126086), (598, 109640), (920, 71266), (1040, 63043), (1196, 54820), (1495, 43856), (1840, 35633), (2392, 27410), (2741, 23920), (2990, 21928), (4784, 13705), (5482, 11960), (5980, 10964)]