78783440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1093}}^1$

素因数の和:1176

約数の個数: 80

約数和(自身を含む): 197786448

約数和(自身を除く): 119003008

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 212, 265, 272, 340, 424, 530, 680, 848, 901, 1060, 1093, 1360, 1802, 2120, 2186, 3604, 4240, 4372, 4505, 5465, 7208, 8744, 9010, 10930, 14416, 17488, 18020, 18581, 21860, 36040, 37162, 43720, 57929, 72080, 74324, 87440, 92905, 115858, 148648, 185810, 231716, 289645, 297296, 371620, 463432, 579290, 743240, 926864, 984793, 1158580, 1486480, 1969586, 2317160, 3939172, 4634320, 4923965, 7878344, 9847930, 15756688, 19695860, 39391720, 78783440]

約数ペア:

[(1, 78783440), (2, 39391720), (4, 19695860), (5, 15756688), (8, 9847930), (10, 7878344), (16, 4923965), (17, 4634320), (20, 3939172), (34, 2317160), (40, 1969586), (53, 1486480), (68, 1158580), (80, 984793), (85, 926864), (106, 743240), (136, 579290), (170, 463432), (212, 371620), (265, 297296), (272, 289645), (340, 231716), (424, 185810), (530, 148648), (680, 115858), (848, 92905), (901, 87440), (1060, 74324), (1093, 72080), (1360, 57929), (1802, 43720), (2120, 37162), (2186, 36040), (3604, 21860), (4240, 18581), (4372, 18020), (4505, 17488), (5465, 14416), (7208, 10930), (8744, 9010)]