64795150

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:578

約数の個数: 72

約数和(自身を含む): 143127000

約数和(自身を除く): 78331850

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 53, 70, 98, 106, 175, 245, 265, 350, 371, 490, 499, 530, 742, 998, 1225, 1325, 1855, 2450, 2495, 2597, 2650, 3493, 3710, 4990, 5194, 6986, 9275, 12475, 12985, 17465, 18550, 24451, 24950, 25970, 26447, 34930, 48902, 52894, 64925, 87325, 122255, 129850, 132235, 174650, 185129, 244510, 264470, 370258, 611275, 661175, 925645, 1222550, 1295903, 1322350, 1851290, 2591806, 4628225, 6479515, 9256450, 12959030, 32397575, 64795150]

約数ペア:

[(1, 64795150), (2, 32397575), (5, 12959030), (7, 9256450), (10, 6479515), (14, 4628225), (25, 2591806), (35, 1851290), (49, 1322350), (50, 1295903), (53, 1222550), (70, 925645), (98, 661175), (106, 611275), (175, 370258), (245, 264470), (265, 244510), (350, 185129), (371, 174650), (490, 132235), (499, 129850), (530, 122255), (742, 87325), (998, 64925), (1225, 52894), (1325, 48902), (1855, 34930), (2450, 26447), (2495, 25970), (2597, 24950), (2650, 24451), (3493, 18550), (3710, 17465), (4990, 12985), (5194, 12475), (6986, 9275)]