200901896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{347}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 429710400

約数和(自身を除く): 228808504

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 293, 347, 494, 586, 694, 988, 1172, 1388, 1976, 2344, 2776, 3809, 4511, 5567, 6593, 7618, 9022, 11134, 13186, 15236, 18044, 22268, 26372, 30472, 36088, 44536, 52744, 72371, 85709, 101671, 144742, 171418, 203342, 289484, 342836, 406684, 578968, 685672, 813368, 1321723, 1931749, 2643446, 3863498, 5286892, 7726996, 10573784, 15453992, 25112737, 50225474, 100450948, 200901896]

約数ペア:

[(1, 200901896), (2, 100450948), (4, 50225474), (8, 25112737), (13, 15453992), (19, 10573784), (26, 7726996), (38, 5286892), (52, 3863498), (76, 2643446), (104, 1931749), (152, 1321723), (247, 813368), (293, 685672), (347, 578968), (494, 406684), (586, 342836), (694, 289484), (988, 203342), (1172, 171418), (1388, 144742), (1976, 101671), (2344, 85709), (2776, 72371), (3809, 52744), (4511, 44536), (5567, 36088), (6593, 30472), (7618, 26372), (9022, 22268), (11134, 18044), (13186, 15236)]