2108587775

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 3309216768

約数和(自身を除く): 1200628993

約数列:

[1, 5, 7, 17, 25, 35, 43, 53, 85, 119, 175, 215, 265, 301, 311, 371, 425, 595, 731, 901, 1075, 1325, 1505, 1555, 1855, 2177, 2279, 2975, 3655, 4505, 5117, 5287, 6307, 7525, 7775, 9275, 10885, 11395, 13373, 15953, 16483, 18275, 22525, 25585, 26435, 31535, 37009, 38743, 54425, 56975, 66865, 79765, 82415, 93611, 115381, 127925, 132175, 157675, 185045, 193715, 227341, 271201, 280211, 334325, 398825, 412075, 468055, 576905, 708769, 925225, 968575, 1136705, 1356005, 1401055, 1591387, 1961477, 2340275, 2884525, 3543845, 4961383, 5683525, 6780025, 7005275, 7956935, 9807385, 12049073, 17719225, 24806915, 39784675, 49036925, 60245365, 84343511, 124034575, 301226825, 421717555, 2108587775]

約数ペア:

[(1, 2108587775), (5, 421717555), (7, 301226825), (17, 124034575), (25, 84343511), (35, 60245365), (43, 49036925), (53, 39784675), (85, 24806915), (119, 17719225), (175, 12049073), (215, 9807385), (265, 7956935), (301, 7005275), (311, 6780025), (371, 5683525), (425, 4961383), (595, 3543845), (731, 2884525), (901, 2340275), (1075, 1961477), (1325, 1591387), (1505, 1401055), (1555, 1356005), (1855, 1136705), (2177, 968575), (2279, 925225), (2975, 708769), (3655, 576905), (4505, 468055), (5117, 412075), (5287, 398825), (6307, 334325), (7525, 280211), (7775, 271201), (9275, 227341), (10885, 193715), (11395, 185045), (13373, 157675), (15953, 132175), (16483, 127925), (18275, 115381), (22525, 93611), (25585, 82415), (26435, 79765), (31535, 66865), (37009, 56975), (38743, 54425)]