80641540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1093}}^1$

素因数の和:1157

約数の個数: 96

約数和(自身を含む): 211728384

約数和(自身を除く): 131086844

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 62, 68, 70, 85, 119, 124, 140, 155, 170, 217, 238, 310, 340, 434, 476, 527, 595, 620, 868, 1054, 1085, 1093, 1190, 2108, 2170, 2186, 2380, 2635, 3689, 4340, 4372, 5270, 5465, 7378, 7651, 10540, 10930, 14756, 15302, 18445, 18581, 21860, 30604, 33883, 36890, 37162, 38255, 67766, 73780, 74324, 76510, 92905, 130067, 135532, 153020, 169415, 185810, 237181, 260134, 338830, 371620, 474362, 520268, 576011, 650335, 677660, 948724, 1152022, 1185905, 1300670, 2304044, 2371810, 2601340, 2880055, 4032077, 4743620, 5760110, 8064154, 11520220, 16128308, 20160385, 40320770, 80641540]

約数ペア:

[(1, 80641540), (2, 40320770), (4, 20160385), (5, 16128308), (7, 11520220), (10, 8064154), (14, 5760110), (17, 4743620), (20, 4032077), (28, 2880055), (31, 2601340), (34, 2371810), (35, 2304044), (62, 1300670), (68, 1185905), (70, 1152022), (85, 948724), (119, 677660), (124, 650335), (140, 576011), (155, 520268), (170, 474362), (217, 371620), (238, 338830), (310, 260134), (340, 237181), (434, 185810), (476, 169415), (527, 153020), (595, 135532), (620, 130067), (868, 92905), (1054, 76510), (1085, 74324), (1093, 73780), (1190, 67766), (2108, 38255), (2170, 37162), (2186, 36890), (2380, 33883), (2635, 30604), (3689, 21860), (4340, 18581), (4372, 18445), (5270, 15302), (5465, 14756), (7378, 10930), (7651, 10540)]