521986192

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1877}}^1$

素因数の和:2096

約数の個数: 80

約数和(自身を含む): 1251919872

約数和(自身を除く): 729933680

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 191, 208, 364, 382, 728, 764, 1337, 1456, 1528, 1877, 2483, 2674, 3056, 3754, 4966, 5348, 7508, 9932, 10696, 13139, 15016, 17381, 19864, 21392, 24401, 26278, 30032, 34762, 39728, 48802, 52556, 69524, 97604, 105112, 139048, 170807, 195208, 210224, 278096, 341614, 358507, 390416, 683228, 717014, 1366456, 1434028, 2509549, 2732912, 2868056, 4660591, 5019098, 5736112, 9321182, 10038196, 18642364, 20076392, 32624137, 37284728, 40152784, 65248274, 74569456, 130496548, 260993096, 521986192]

約数ペア:

[(1, 521986192), (2, 260993096), (4, 130496548), (7, 74569456), (8, 65248274), (13, 40152784), (14, 37284728), (16, 32624137), (26, 20076392), (28, 18642364), (52, 10038196), (56, 9321182), (91, 5736112), (104, 5019098), (112, 4660591), (182, 2868056), (191, 2732912), (208, 2509549), (364, 1434028), (382, 1366456), (728, 717014), (764, 683228), (1337, 390416), (1456, 358507), (1528, 341614), (1877, 278096), (2483, 210224), (2674, 195208), (3056, 170807), (3754, 139048), (4966, 105112), (5348, 97604), (7508, 69524), (9932, 52556), (10696, 48802), (13139, 39728), (15016, 34762), (17381, 30032), (19864, 26278), (21392, 24401)]