88378640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1627}}^1$

素因数の和:1744

約数の個数: 80

約数和(自身を含む): 237401472

約数和(自身を除く): 149022832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1358, 1552, 1627, 1940, 2716, 3254, 3395, 3880, 5432, 6508, 6790, 7760, 8135, 10864, 11389, 13016, 13580, 16270, 22778, 26032, 27160, 32540, 45556, 54320, 56945, 65080, 91112, 113890, 130160, 157819, 182224, 227780, 315638, 455560, 631276, 789095, 911120, 1104733, 1262552, 1578190, 2209466, 2525104, 3156380, 4418932, 5523665, 6312760, 8837864, 11047330, 12625520, 17675728, 22094660, 44189320, 88378640]

約数ペア:

[(1, 88378640), (2, 44189320), (4, 22094660), (5, 17675728), (7, 12625520), (8, 11047330), (10, 8837864), (14, 6312760), (16, 5523665), (20, 4418932), (28, 3156380), (35, 2525104), (40, 2209466), (56, 1578190), (70, 1262552), (80, 1104733), (97, 911120), (112, 789095), (140, 631276), (194, 455560), (280, 315638), (388, 227780), (485, 182224), (560, 157819), (679, 130160), (776, 113890), (970, 91112), (1358, 65080), (1552, 56945), (1627, 54320), (1940, 45556), (2716, 32540), (3254, 27160), (3395, 26032), (3880, 22778), (5432, 16270), (6508, 13580), (6790, 13016), (7760, 11389), (8135, 10864)]