175105420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{907}}^1$

素因数の和:1127

約数の個数: 72

約数和(自身を含む): 430402896

約数和(自身を除く): 255297476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 197, 245, 394, 490, 788, 907, 980, 985, 1379, 1814, 1970, 2758, 3628, 3940, 4535, 5516, 6349, 6895, 9070, 9653, 12698, 13790, 18140, 19306, 25396, 27580, 31745, 38612, 44443, 48265, 63490, 88886, 96530, 126980, 177772, 178679, 193060, 222215, 357358, 444430, 714716, 888860, 893395, 1250753, 1786790, 2501506, 3573580, 5003012, 6253765, 8755271, 12507530, 17510542, 25015060, 35021084, 43776355, 87552710, 175105420]

約数ペア:

[(1, 175105420), (2, 87552710), (4, 43776355), (5, 35021084), (7, 25015060), (10, 17510542), (14, 12507530), (20, 8755271), (28, 6253765), (35, 5003012), (49, 3573580), (70, 2501506), (98, 1786790), (140, 1250753), (196, 893395), (197, 888860), (245, 714716), (394, 444430), (490, 357358), (788, 222215), (907, 193060), (980, 178679), (985, 177772), (1379, 126980), (1814, 96530), (1970, 88886), (2758, 63490), (3628, 48265), (3940, 44443), (4535, 38612), (5516, 31745), (6349, 27580), (6895, 25396), (9070, 19306), (9653, 18140), (12698, 13790)]