80734850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1063}}^1$

素因数の和:1120

約数の個数: 72

約数和(自身を含む): 180488448

約数和(自身を除く): 99753598

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 49, 50, 62, 70, 98, 155, 175, 217, 245, 310, 350, 434, 490, 775, 1063, 1085, 1225, 1519, 1550, 2126, 2170, 2450, 3038, 5315, 5425, 7441, 7595, 10630, 10850, 14882, 15190, 26575, 32953, 37205, 37975, 52087, 53150, 65906, 74410, 75950, 104174, 164765, 186025, 230671, 260435, 329530, 372050, 461342, 520870, 823825, 1153355, 1302175, 1614697, 1647650, 2306710, 2604350, 3229394, 5766775, 8073485, 11533550, 16146970, 40367425, 80734850]

約数ペア:

[(1, 80734850), (2, 40367425), (5, 16146970), (7, 11533550), (10, 8073485), (14, 5766775), (25, 3229394), (31, 2604350), (35, 2306710), (49, 1647650), (50, 1614697), (62, 1302175), (70, 1153355), (98, 823825), (155, 520870), (175, 461342), (217, 372050), (245, 329530), (310, 260435), (350, 230671), (434, 186025), (490, 164765), (775, 104174), (1063, 75950), (1085, 74410), (1225, 65906), (1519, 53150), (1550, 52087), (2126, 37975), (2170, 37205), (2450, 32953), (3038, 26575), (5315, 15190), (5425, 14882), (7441, 10850), (7595, 10630)]