39713923280

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1\times {\mathrm{6911}}^1$

素因数の和:7692

約数の個数: 80

約数和(自身を含む): 93336883200

約数和(自身を除く): 53622959920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 659, 872, 1090, 1318, 1744, 2180, 2636, 3295, 4360, 5272, 6590, 6911, 8720, 10544, 13180, 13822, 26360, 27644, 34555, 52720, 55288, 69110, 71831, 110576, 138220, 143662, 276440, 287324, 359155, 552880, 574648, 718310, 753299, 1149296, 1436620, 1506598, 2873240, 3013196, 3766495, 4554349, 5746480, 6026392, 7532990, 9108698, 12052784, 15065980, 18217396, 22771745, 30131960, 36434792, 45543490, 60263920, 72869584, 91086980, 182173960, 364347920, 496424041, 992848082, 1985696164, 2482120205, 3971392328, 4964240410, 7942784656, 9928480820, 19856961640, 39713923280]

約数ペア:

[(1, 39713923280), (2, 19856961640), (4, 9928480820), (5, 7942784656), (8, 4964240410), (10, 3971392328), (16, 2482120205), (20, 1985696164), (40, 992848082), (80, 496424041), (109, 364347920), (218, 182173960), (436, 91086980), (545, 72869584), (659, 60263920), (872, 45543490), (1090, 36434792), (1318, 30131960), (1744, 22771745), (2180, 18217396), (2636, 15065980), (3295, 12052784), (4360, 9108698), (5272, 7532990), (6590, 6026392), (6911, 5746480), (8720, 4554349), (10544, 3766495), (13180, 3013196), (13822, 2873240), (26360, 1506598), (27644, 1436620), (34555, 1149296), (52720, 753299), (55288, 718310), (69110, 574648), (71831, 552880), (110576, 359155), (138220, 287324), (143662, 276440)]