201984850

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 415259136

約数和(自身を除く): 213274286

約数列:

[1, 2, 5, 10, 23, 25, 37, 46, 47, 50, 74, 94, 101, 115, 185, 202, 230, 235, 370, 470, 505, 575, 851, 925, 1010, 1081, 1150, 1175, 1702, 1739, 1850, 2162, 2323, 2350, 2525, 3478, 3737, 4255, 4646, 4747, 5050, 5405, 7474, 8510, 8695, 9494, 10810, 11615, 17390, 18685, 21275, 23230, 23735, 27025, 37370, 39997, 42550, 43475, 47470, 54050, 58075, 79994, 85951, 86950, 93425, 109181, 116150, 118675, 171902, 175639, 186850, 199985, 218362, 237350, 351278, 399970, 429755, 545905, 859510, 878195, 999925, 1091810, 1756390, 1999850, 2148775, 2729525, 4039697, 4297550, 4390975, 5459050, 8079394, 8781950, 20198485, 40396970, 100992425, 201984850]

約数ペア:

[(1, 201984850), (2, 100992425), (5, 40396970), (10, 20198485), (23, 8781950), (25, 8079394), (37, 5459050), (46, 4390975), (47, 4297550), (50, 4039697), (74, 2729525), (94, 2148775), (101, 1999850), (115, 1756390), (185, 1091810), (202, 999925), (230, 878195), (235, 859510), (370, 545905), (470, 429755), (505, 399970), (575, 351278), (851, 237350), (925, 218362), (1010, 199985), (1081, 186850), (1150, 175639), (1175, 171902), (1702, 118675), (1739, 116150), (1850, 109181), (2162, 93425), (2323, 86950), (2350, 85951), (2525, 79994), (3478, 58075), (3737, 54050), (4255, 47470), (4646, 43475), (4747, 42550), (5050, 39997), (5405, 37370), (7474, 27025), (8510, 23735), (8695, 23230), (9494, 21275), (10810, 18685), (11615, 17390)]