207797440

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4957}}^1$

素因数の和:5105

約数の個数: 56

約数和(自身を含む): 498695472

約数和(自身を除く): 290898032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 262, 320, 524, 655, 1048, 1310, 2096, 2620, 4192, 4957, 5240, 8384, 9914, 10480, 19828, 20960, 24785, 39656, 41920, 49570, 79312, 99140, 158624, 198280, 317248, 396560, 649367, 793120, 1298734, 1586240, 2597468, 3246835, 5194936, 6493670, 10389872, 12987340, 20779744, 25974680, 41559488, 51949360, 103898720, 207797440]

約数ペア:

[(1, 207797440), (2, 103898720), (4, 51949360), (5, 41559488), (8, 25974680), (10, 20779744), (16, 12987340), (20, 10389872), (32, 6493670), (40, 5194936), (64, 3246835), (80, 2597468), (131, 1586240), (160, 1298734), (262, 793120), (320, 649367), (524, 396560), (655, 317248), (1048, 198280), (1310, 158624), (2096, 99140), (2620, 79312), (4192, 49570), (4957, 41920), (5240, 39656), (8384, 24785), (9914, 20960), (10480, 19828)]