71398390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7669}}^1$

素因数の和:7709

約数の個数: 48

約数和(自身を含む): 157388400

約数和(自身を除く): 85990010

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 7669, 9310, 15338, 38345, 53683, 76690, 107366, 145711, 268415, 291422, 375781, 536830, 728555, 751562, 1019977, 1457110, 1878905, 2039954, 3757810, 5099885, 7139839, 10199770, 14279678, 35699195, 71398390]

約数ペア:

[(1, 71398390), (2, 35699195), (5, 14279678), (7, 10199770), (10, 7139839), (14, 5099885), (19, 3757810), (35, 2039954), (38, 1878905), (49, 1457110), (70, 1019977), (95, 751562), (98, 728555), (133, 536830), (190, 375781), (245, 291422), (266, 268415), (490, 145711), (665, 107366), (931, 76690), (1330, 53683), (1862, 38345), (4655, 15338), (7669, 9310)]