538599520

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:560

約数の個数: 96

約数和(自身を含む): 1302285600

約数和(自身を除く): 763686080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 109, 160, 178, 218, 347, 356, 436, 445, 545, 694, 712, 872, 890, 1090, 1388, 1424, 1735, 1744, 1780, 2180, 2776, 2848, 3470, 3488, 3560, 4360, 5552, 6940, 7120, 8720, 9701, 11104, 13880, 14240, 17440, 19402, 27760, 30883, 37823, 38804, 48505, 55520, 61766, 75646, 77608, 97010, 123532, 151292, 154415, 155216, 189115, 194020, 247064, 302584, 308830, 310432, 378230, 388040, 494128, 605168, 617660, 756460, 776080, 988256, 1210336, 1235320, 1512920, 1552160, 2470640, 3025840, 3366247, 4941280, 6051680, 6732494, 13464988, 16831235, 26929976, 33662470, 53859952, 67324940, 107719904, 134649880, 269299760, 538599520]

約数ペア:

[(1, 538599520), (2, 269299760), (4, 134649880), (5, 107719904), (8, 67324940), (10, 53859952), (16, 33662470), (20, 26929976), (32, 16831235), (40, 13464988), (80, 6732494), (89, 6051680), (109, 4941280), (160, 3366247), (178, 3025840), (218, 2470640), (347, 1552160), (356, 1512920), (436, 1235320), (445, 1210336), (545, 988256), (694, 776080), (712, 756460), (872, 617660), (890, 605168), (1090, 494128), (1388, 388040), (1424, 378230), (1735, 310432), (1744, 308830), (1780, 302584), (2180, 247064), (2776, 194020), (2848, 189115), (3470, 155216), (3488, 154415), (3560, 151292), (4360, 123532), (5552, 97010), (6940, 77608), (7120, 75646), (8720, 61766), (9701, 55520), (11104, 48505), (13880, 38804), (14240, 37823), (17440, 30883), (19402, 27760)]