50495920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:410

約数の個数: 80

約数和(自身を含む): 124992000

約数和(自身を除く): 74496080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 139, 152, 190, 239, 278, 304, 380, 478, 556, 695, 760, 956, 1112, 1195, 1390, 1520, 1912, 2224, 2390, 2641, 2780, 3824, 4541, 4780, 5282, 5560, 9082, 9560, 10564, 11120, 13205, 18164, 19120, 21128, 22705, 26410, 33221, 36328, 42256, 45410, 52820, 66442, 72656, 90820, 105640, 132884, 166105, 181640, 211280, 265768, 332210, 363280, 531536, 631199, 664420, 1262398, 1328840, 2524796, 2657680, 3155995, 5049592, 6311990, 10099184, 12623980, 25247960, 50495920]

約数ペア:

[(1, 50495920), (2, 25247960), (4, 12623980), (5, 10099184), (8, 6311990), (10, 5049592), (16, 3155995), (19, 2657680), (20, 2524796), (38, 1328840), (40, 1262398), (76, 664420), (80, 631199), (95, 531536), (139, 363280), (152, 332210), (190, 265768), (239, 211280), (278, 181640), (304, 166105), (380, 132884), (478, 105640), (556, 90820), (695, 72656), (760, 66442), (956, 52820), (1112, 45410), (1195, 42256), (1390, 36328), (1520, 33221), (1912, 26410), (2224, 22705), (2390, 21128), (2641, 19120), (2780, 18164), (3824, 13205), (4541, 11120), (4780, 10564), (5282, 9560), (5560, 9082)]