80182480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1093}}^1$

素因数の和:1244

約数の個数: 80

約数和(自身を含む): 214879104

約数和(自身を除く): 134696624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 262, 280, 524, 560, 655, 917, 1048, 1093, 1310, 1834, 2096, 2186, 2620, 3668, 4372, 4585, 5240, 5465, 7336, 7651, 8744, 9170, 10480, 10930, 14672, 15302, 17488, 18340, 21860, 30604, 36680, 38255, 43720, 61208, 73360, 76510, 87440, 122416, 143183, 153020, 286366, 306040, 572732, 612080, 715915, 1002281, 1145464, 1431830, 2004562, 2290928, 2863660, 4009124, 5011405, 5727320, 8018248, 10022810, 11454640, 16036496, 20045620, 40091240, 80182480]

約数ペア:

[(1, 80182480), (2, 40091240), (4, 20045620), (5, 16036496), (7, 11454640), (8, 10022810), (10, 8018248), (14, 5727320), (16, 5011405), (20, 4009124), (28, 2863660), (35, 2290928), (40, 2004562), (56, 1431830), (70, 1145464), (80, 1002281), (112, 715915), (131, 612080), (140, 572732), (262, 306040), (280, 286366), (524, 153020), (560, 143183), (655, 122416), (917, 87440), (1048, 76510), (1093, 73360), (1310, 61208), (1834, 43720), (2096, 38255), (2186, 36680), (2620, 30604), (3668, 21860), (4372, 18340), (4585, 17488), (5240, 15302), (5465, 14672), (7336, 10930), (7651, 10480), (8744, 9170)]