204876400

素因数分解:

$2^4\times 5^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:291

約数の個数: 120

約数和(自身を含む): 514173440

約数和(自身を除く): 309297040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 74, 80, 100, 109, 127, 148, 185, 200, 218, 254, 296, 370, 400, 436, 508, 545, 592, 635, 740, 872, 925, 1016, 1090, 1270, 1480, 1744, 1850, 2032, 2180, 2540, 2725, 2960, 3175, 3700, 4033, 4360, 4699, 5080, 5450, 6350, 7400, 8066, 8720, 9398, 10160, 10900, 12700, 13843, 14800, 16132, 18796, 20165, 21800, 23495, 25400, 27686, 32264, 37592, 40330, 43600, 46990, 50800, 55372, 64528, 69215, 75184, 80660, 93980, 100825, 110744, 117475, 138430, 161320, 187960, 201650, 221488, 234950, 276860, 322640, 346075, 375920, 403300, 469900, 512191, 553720, 692150, 806600, 939800, 1024382, 1107440, 1384300, 1613200, 1879600, 2048764, 2560955, 2768600, 4097528, 5121910, 5537200, 8195056, 10243820, 12804775, 20487640, 25609550, 40975280, 51219100, 102438200, 204876400]

約数ペア:

[(1, 204876400), (2, 102438200), (4, 51219100), (5, 40975280), (8, 25609550), (10, 20487640), (16, 12804775), (20, 10243820), (25, 8195056), (37, 5537200), (40, 5121910), (50, 4097528), (74, 2768600), (80, 2560955), (100, 2048764), (109, 1879600), (127, 1613200), (148, 1384300), (185, 1107440), (200, 1024382), (218, 939800), (254, 806600), (296, 692150), (370, 553720), (400, 512191), (436, 469900), (508, 403300), (545, 375920), (592, 346075), (635, 322640), (740, 276860), (872, 234950), (925, 221488), (1016, 201650), (1090, 187960), (1270, 161320), (1480, 138430), (1744, 117475), (1850, 110744), (2032, 100825), (2180, 93980), (2540, 80660), (2725, 75184), (2960, 69215), (3175, 64528), (3700, 55372), (4033, 50800), (4360, 46990), (4699, 43600), (5080, 40330), (5450, 37592), (6350, 32264), (7400, 27686), (8066, 25400), (8720, 23495), (9398, 21800), (10160, 20165), (10900, 18796), (12700, 16132), (13843, 14800)]