6440800

素因数分解:

$2^5\times 5^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 72

約数和(自身を含む): 16077096

約数和(自身を除く): 9636296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 83, 97, 100, 160, 166, 194, 200, 332, 388, 400, 415, 485, 664, 776, 800, 830, 970, 1328, 1552, 1660, 1940, 2075, 2425, 2656, 3104, 3320, 3880, 4150, 4850, 6640, 7760, 8051, 8300, 9700, 13280, 15520, 16102, 16600, 19400, 32204, 33200, 38800, 40255, 64408, 66400, 77600, 80510, 128816, 161020, 201275, 257632, 322040, 402550, 644080, 805100, 1288160, 1610200, 3220400, 6440800]

約数ペア:

[(1, 6440800), (2, 3220400), (4, 1610200), (5, 1288160), (8, 805100), (10, 644080), (16, 402550), (20, 322040), (25, 257632), (32, 201275), (40, 161020), (50, 128816), (80, 80510), (83, 77600), (97, 66400), (100, 64408), (160, 40255), (166, 38800), (194, 33200), (200, 32204), (332, 19400), (388, 16600), (400, 16102), (415, 15520), (485, 13280), (664, 9700), (776, 8300), (800, 8051), (830, 7760), (970, 6640), (1328, 4850), (1552, 4150), (1660, 3880), (1940, 3320), (2075, 3104), (2425, 2656)]