204852400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{12491}}^1$

素因数の和:12550

約数の個数: 60

約数和(自身を含む): 504202104

約数和(自身を除く): 299349704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 1025, 1640, 2050, 3280, 4100, 8200, 12491, 16400, 24982, 49964, 62455, 99928, 124910, 199856, 249820, 312275, 499640, 512131, 624550, 999280, 1024262, 1249100, 2048524, 2498200, 2560655, 4097048, 4996400, 5121310, 8194096, 10242620, 12803275, 20485240, 25606550, 40970480, 51213100, 102426200, 204852400]

約数ペア:

[(1, 204852400), (2, 102426200), (4, 51213100), (5, 40970480), (8, 25606550), (10, 20485240), (16, 12803275), (20, 10242620), (25, 8194096), (40, 5121310), (41, 4996400), (50, 4097048), (80, 2560655), (82, 2498200), (100, 2048524), (164, 1249100), (200, 1024262), (205, 999280), (328, 624550), (400, 512131), (410, 499640), (656, 312275), (820, 249820), (1025, 199856), (1640, 124910), (2050, 99928), (3280, 62455), (4100, 49964), (8200, 24982), (12491, 16400)]