201601910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 388411200

約数和(自身を除く): 186809290

約数列:

[1, 2, 5, 10, 29, 58, 73, 89, 107, 145, 146, 178, 214, 290, 365, 445, 535, 730, 890, 1070, 2117, 2581, 3103, 4234, 5162, 6206, 6497, 7811, 9523, 10585, 12905, 12994, 15515, 15622, 19046, 21170, 25810, 31030, 32485, 39055, 47615, 64970, 78110, 95230, 188413, 226519, 276167, 376826, 453038, 552334, 695179, 942065, 1132595, 1380835, 1390358, 1884130, 2265190, 2761670, 3475895, 6951790, 20160191, 40320382, 100800955, 201601910]

約数ペア:

[(1, 201601910), (2, 100800955), (5, 40320382), (10, 20160191), (29, 6951790), (58, 3475895), (73, 2761670), (89, 2265190), (107, 1884130), (145, 1390358), (146, 1380835), (178, 1132595), (214, 942065), (290, 695179), (365, 552334), (445, 453038), (535, 376826), (730, 276167), (890, 226519), (1070, 188413), (2117, 95230), (2581, 78110), (3103, 64970), (4234, 47615), (5162, 39055), (6206, 32485), (6497, 31030), (7811, 25810), (9523, 21170), (10585, 19046), (12905, 15622), (12994, 15515)]