1640514316

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{1049}}^1$

素因数の和:1247

約数の個数: 72

約数和(自身を含む): 3418632000

約数和(自身を除く): 1778117684

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 101, 158, 196, 202, 316, 404, 553, 707, 1049, 1106, 1414, 2098, 2212, 2828, 3871, 4196, 4949, 7343, 7742, 7979, 9898, 14686, 15484, 15958, 19796, 29372, 31916, 51401, 55853, 82871, 102802, 105949, 111706, 165742, 205604, 211898, 223412, 331484, 390971, 423796, 580097, 741643, 781942, 1160194, 1483286, 1563884, 2320388, 2966572, 4060679, 5191501, 8121358, 8369971, 10383002, 16242716, 16739942, 20766004, 33479884, 58589797, 117179594, 234359188, 410128579, 820257158, 1640514316]

約数ペア:

[(1, 1640514316), (2, 820257158), (4, 410128579), (7, 234359188), (14, 117179594), (28, 58589797), (49, 33479884), (79, 20766004), (98, 16739942), (101, 16242716), (158, 10383002), (196, 8369971), (202, 8121358), (316, 5191501), (404, 4060679), (553, 2966572), (707, 2320388), (1049, 1563884), (1106, 1483286), (1414, 1160194), (2098, 781942), (2212, 741643), (2828, 580097), (3871, 423796), (4196, 390971), (4949, 331484), (7343, 223412), (7742, 211898), (7979, 205604), (9898, 165742), (14686, 111706), (15484, 105949), (15958, 102802), (19796, 82871), (29372, 55853), (31916, 51401)]