259208050

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1879}}^1$

素因数の和:2011

約数の個数: 48

約数和(自身を含む): 503539200

約数和(自身を除く): 244331150

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 89, 155, 178, 310, 445, 775, 890, 1550, 1879, 2225, 2759, 3758, 4450, 5518, 9395, 13795, 18790, 27590, 46975, 58249, 68975, 93950, 116498, 137950, 167231, 291245, 334462, 582490, 836155, 1456225, 1672310, 2912450, 4180775, 5184161, 8361550, 10368322, 25920805, 51841610, 129604025, 259208050]

約数ペア:

[(1, 259208050), (2, 129604025), (5, 51841610), (10, 25920805), (25, 10368322), (31, 8361550), (50, 5184161), (62, 4180775), (89, 2912450), (155, 1672310), (178, 1456225), (310, 836155), (445, 582490), (775, 334462), (890, 291245), (1550, 167231), (1879, 137950), (2225, 116498), (2759, 93950), (3758, 68975), (4450, 58249), (5518, 46975), (9395, 27590), (13795, 18790)]