78520400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{967}}^1$

素因数の和:1021

約数の個数: 120

約数和(自身を含む): 223259520

約数和(自身を除く): 144739120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 80, 100, 112, 116, 140, 145, 175, 200, 203, 232, 280, 290, 350, 400, 406, 464, 560, 580, 700, 725, 812, 967, 1015, 1160, 1400, 1450, 1624, 1934, 2030, 2320, 2800, 2900, 3248, 3868, 4060, 4835, 5075, 5800, 6769, 7736, 8120, 9670, 10150, 11600, 13538, 15472, 16240, 19340, 20300, 24175, 27076, 28043, 33845, 38680, 40600, 48350, 54152, 56086, 67690, 77360, 81200, 96700, 108304, 112172, 135380, 140215, 169225, 193400, 196301, 224344, 270760, 280430, 338450, 386800, 392602, 448688, 541520, 560860, 676900, 701075, 785204, 981505, 1121720, 1353800, 1402150, 1570408, 1963010, 2243440, 2707600, 2804300, 3140816, 3926020, 4907525, 5608600, 7852040, 9815050, 11217200, 15704080, 19630100, 39260200, 78520400]

約数ペア:

[(1, 78520400), (2, 39260200), (4, 19630100), (5, 15704080), (7, 11217200), (8, 9815050), (10, 7852040), (14, 5608600), (16, 4907525), (20, 3926020), (25, 3140816), (28, 2804300), (29, 2707600), (35, 2243440), (40, 1963010), (50, 1570408), (56, 1402150), (58, 1353800), (70, 1121720), (80, 981505), (100, 785204), (112, 701075), (116, 676900), (140, 560860), (145, 541520), (175, 448688), (200, 392602), (203, 386800), (232, 338450), (280, 280430), (290, 270760), (350, 224344), (400, 196301), (406, 193400), (464, 169225), (560, 140215), (580, 135380), (700, 112172), (725, 108304), (812, 96700), (967, 81200), (1015, 77360), (1160, 67690), (1400, 56086), (1450, 54152), (1624, 48350), (1934, 40600), (2030, 38680), (2320, 33845), (2800, 28043), (2900, 27076), (3248, 24175), (3868, 20300), (4060, 19340), (4835, 16240), (5075, 15472), (5800, 13538), (6769, 11600), (7736, 10150), (8120, 9670)]