137483920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2531}}^1$

素因数の和:2648

約数の個数: 80

約数和(自身を含む): 369226368

約数和(自身を除く): 231742448

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, 1940, 2531, 2716, 3395, 3880, 5062, 5432, 6790, 7760, 10124, 10864, 12655, 13580, 17717, 20248, 25310, 27160, 35434, 40496, 50620, 54320, 70868, 88585, 101240, 141736, 177170, 202480, 245507, 283472, 354340, 491014, 708680, 982028, 1227535, 1417360, 1718549, 1964056, 2455070, 3437098, 3928112, 4910140, 6874196, 8592745, 9820280, 13748392, 17185490, 19640560, 27496784, 34370980, 68741960, 137483920]

約数ペア:

[(1, 137483920), (2, 68741960), (4, 34370980), (5, 27496784), (7, 19640560), (8, 17185490), (10, 13748392), (14, 9820280), (16, 8592745), (20, 6874196), (28, 4910140), (35, 3928112), (40, 3437098), (56, 2455070), (70, 1964056), (80, 1718549), (97, 1417360), (112, 1227535), (140, 982028), (194, 708680), (280, 491014), (388, 354340), (485, 283472), (560, 245507), (679, 202480), (776, 177170), (970, 141736), (1358, 101240), (1552, 88585), (1940, 70868), (2531, 54320), (2716, 50620), (3395, 40496), (3880, 35434), (5062, 27160), (5432, 25310), (6790, 20248), (7760, 17717), (10124, 13580), (10864, 12655)]