75279760

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 180457200

約数和(自身を除く): 105177440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 97, 109, 178, 194, 218, 356, 388, 436, 445, 485, 545, 712, 776, 872, 890, 970, 1090, 1424, 1552, 1744, 1780, 1940, 2180, 3560, 3880, 4360, 7120, 7760, 8633, 8720, 9701, 10573, 17266, 19402, 21146, 34532, 38804, 42292, 43165, 48505, 52865, 69064, 77608, 84584, 86330, 97010, 105730, 138128, 155216, 169168, 172660, 194020, 211460, 345320, 388040, 422920, 690640, 776080, 845840, 940997, 1881994, 3763988, 4704985, 7527976, 9409970, 15055952, 18819940, 37639880, 75279760]

約数ペア:

[(1, 75279760), (2, 37639880), (4, 18819940), (5, 15055952), (8, 9409970), (10, 7527976), (16, 4704985), (20, 3763988), (40, 1881994), (80, 940997), (89, 845840), (97, 776080), (109, 690640), (178, 422920), (194, 388040), (218, 345320), (356, 211460), (388, 194020), (436, 172660), (445, 169168), (485, 155216), (545, 138128), (712, 105730), (776, 97010), (872, 86330), (890, 84584), (970, 77608), (1090, 69064), (1424, 52865), (1552, 48505), (1744, 43165), (1780, 42292), (1940, 38804), (2180, 34532), (3560, 21146), (3880, 19402), (4360, 17266), (7120, 10573), (7760, 9701), (8633, 8720)]