20147007400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1453}}^1\times {\mathrm{5333}}^1$

素因数の和:6815

約数の個数: 96

約数和(自身を含む): 50489190360

約数和(自身を除く): 30342182960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 1453, 2600, 2906, 5333, 5812, 7265, 10666, 11624, 14530, 18889, 21332, 26665, 29060, 36325, 37778, 42664, 53330, 58120, 69329, 72650, 75556, 94445, 106660, 133325, 138658, 145300, 151112, 188890, 213320, 266650, 277316, 290600, 346645, 377780, 472225, 533300, 554632, 693290, 755560, 944450, 1066600, 1386580, 1733225, 1888900, 2773160, 3466450, 3777800, 6932900, 7748849, 13865800, 15497698, 30995396, 38744245, 61990792, 77488490, 100735037, 154976980, 193721225, 201470074, 309953960, 387442450, 402940148, 503675185, 774884900, 805880296, 1007350370, 1549769800, 2014700740, 2518375925, 4029401480, 5036751850, 10073503700, 20147007400]

約数ペア:

[(1, 20147007400), (2, 10073503700), (4, 5036751850), (5, 4029401480), (8, 2518375925), (10, 2014700740), (13, 1549769800), (20, 1007350370), (25, 805880296), (26, 774884900), (40, 503675185), (50, 402940148), (52, 387442450), (65, 309953960), (100, 201470074), (104, 193721225), (130, 154976980), (200, 100735037), (260, 77488490), (325, 61990792), (520, 38744245), (650, 30995396), (1300, 15497698), (1453, 13865800), (2600, 7748849), (2906, 6932900), (5333, 3777800), (5812, 3466450), (7265, 2773160), (10666, 1888900), (11624, 1733225), (14530, 1386580), (18889, 1066600), (21332, 944450), (26665, 755560), (29060, 693290), (36325, 554632), (37778, 533300), (42664, 472225), (53330, 377780), (58120, 346645), (69329, 290600), (72650, 277316), (75556, 266650), (94445, 213320), (106660, 188890), (133325, 151112), (138658, 145300)]