53979751420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{166409}}^1$

素因数の和:166763

約数の個数: 72

約数和(自身を含む): 132263999280

約数和(自身を除く): 78284247860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 331, 490, 662, 980, 1324, 1655, 2317, 3310, 4634, 6620, 9268, 11585, 16219, 23170, 32438, 46340, 64876, 81095, 162190, 166409, 324380, 332818, 665636, 832045, 1164863, 1664090, 2329726, 3328180, 4659452, 5824315, 8154041, 11648630, 16308082, 23297260, 32616164, 40770205, 55081379, 81540410, 110162758, 163080820, 220325516, 275406895, 385569653, 550813790, 771139306, 1101627580, 1542278612, 1927848265, 2698987571, 3855696530, 5397975142, 7711393060, 10795950284, 13494937855, 26989875710, 53979751420]

約数ペア:

[(1, 53979751420), (2, 26989875710), (4, 13494937855), (5, 10795950284), (7, 7711393060), (10, 5397975142), (14, 3855696530), (20, 2698987571), (28, 1927848265), (35, 1542278612), (49, 1101627580), (70, 771139306), (98, 550813790), (140, 385569653), (196, 275406895), (245, 220325516), (331, 163080820), (490, 110162758), (662, 81540410), (980, 55081379), (1324, 40770205), (1655, 32616164), (2317, 23297260), (3310, 16308082), (4634, 11648630), (6620, 8154041), (9268, 5824315), (11585, 4659452), (16219, 3328180), (23170, 2329726), (32438, 1664090), (46340, 1164863), (64876, 832045), (81095, 665636), (162190, 332818), (166409, 324380)]