128182400

素因数分解:

$2^7\times 5^2\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1042

約数の個数: 96

約数和(自身を含む): 324705780

約数和(自身を除く): 196523380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 128, 160, 164, 200, 205, 320, 328, 400, 410, 640, 656, 800, 820, 977, 1025, 1312, 1600, 1640, 1954, 2050, 2624, 3200, 3280, 3908, 4100, 4885, 5248, 6560, 7816, 8200, 9770, 13120, 15632, 16400, 19540, 24425, 26240, 31264, 32800, 39080, 40057, 48850, 62528, 65600, 78160, 80114, 97700, 125056, 131200, 156320, 160228, 195400, 200285, 312640, 320456, 390800, 400570, 625280, 640912, 781600, 801140, 1001425, 1281824, 1563200, 1602280, 2002850, 2563648, 3126400, 3204560, 4005700, 5127296, 6409120, 8011400, 12818240, 16022800, 25636480, 32045600, 64091200, 128182400]

約数ペア:

[(1, 128182400), (2, 64091200), (4, 32045600), (5, 25636480), (8, 16022800), (10, 12818240), (16, 8011400), (20, 6409120), (25, 5127296), (32, 4005700), (40, 3204560), (41, 3126400), (50, 2563648), (64, 2002850), (80, 1602280), (82, 1563200), (100, 1281824), (128, 1001425), (160, 801140), (164, 781600), (200, 640912), (205, 625280), (320, 400570), (328, 390800), (400, 320456), (410, 312640), (640, 200285), (656, 195400), (800, 160228), (820, 156320), (977, 131200), (1025, 125056), (1312, 97700), (1600, 80114), (1640, 78160), (1954, 65600), (2050, 62528), (2624, 48850), (3200, 40057), (3280, 39080), (3908, 32800), (4100, 31264), (4885, 26240), (5248, 24425), (6560, 19540), (7816, 16400), (8200, 15632), (9770, 13120)]