502413040

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{449}}^1$

素因数の和:730

約数の個数: 80

約数和(自身を含む): 1193227200

約数和(自身を除く): 690814160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 197, 284, 355, 394, 449, 568, 710, 788, 898, 985, 1136, 1420, 1576, 1796, 1970, 2245, 2840, 3152, 3592, 3940, 4490, 5680, 7184, 7880, 8980, 13987, 15760, 17960, 27974, 31879, 35920, 55948, 63758, 69935, 88453, 111896, 127516, 139870, 159395, 176906, 223792, 255032, 279740, 318790, 353812, 442265, 510064, 559480, 637580, 707624, 884530, 1118960, 1275160, 1415248, 1769060, 2550320, 3538120, 6280163, 7076240, 12560326, 25120652, 31400815, 50241304, 62801630, 100482608, 125603260, 251206520, 502413040]

約数ペア:

[(1, 502413040), (2, 251206520), (4, 125603260), (5, 100482608), (8, 62801630), (10, 50241304), (16, 31400815), (20, 25120652), (40, 12560326), (71, 7076240), (80, 6280163), (142, 3538120), (197, 2550320), (284, 1769060), (355, 1415248), (394, 1275160), (449, 1118960), (568, 884530), (710, 707624), (788, 637580), (898, 559480), (985, 510064), (1136, 442265), (1420, 353812), (1576, 318790), (1796, 279740), (1970, 255032), (2245, 223792), (2840, 176906), (3152, 159395), (3592, 139870), (3940, 127516), (4490, 111896), (5680, 88453), (7184, 69935), (7880, 63758), (8980, 55948), (13987, 35920), (15760, 31879), (17960, 27974)]