91564720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5179}}^1$

素因数の和:5222

約数の個数: 80

約数和(自身を含む): 242796960

約数和(自身を除く): 151232240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4420, 5179, 8840, 10358, 17680, 20716, 25895, 41432, 51790, 67327, 82864, 88043, 103580, 134654, 176086, 207160, 269308, 336635, 352172, 414320, 440215, 538616, 673270, 704344, 880430, 1077232, 1144559, 1346540, 1408688, 1760860, 2289118, 2693080, 3521720, 4578236, 5386160, 5722795, 7043440, 9156472, 11445590, 18312944, 22891180, 45782360, 91564720]

約数ペア:

[(1, 91564720), (2, 45782360), (4, 22891180), (5, 18312944), (8, 11445590), (10, 9156472), (13, 7043440), (16, 5722795), (17, 5386160), (20, 4578236), (26, 3521720), (34, 2693080), (40, 2289118), (52, 1760860), (65, 1408688), (68, 1346540), (80, 1144559), (85, 1077232), (104, 880430), (130, 704344), (136, 673270), (170, 538616), (208, 440215), (221, 414320), (260, 352172), (272, 336635), (340, 269308), (442, 207160), (520, 176086), (680, 134654), (884, 103580), (1040, 88043), (1105, 82864), (1360, 67327), (1768, 51790), (2210, 41432), (3536, 25895), (4420, 20716), (5179, 17680), (8840, 10358)]