668895616

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2293}}^1$

素因数の和:2403

約数の個数: 64

約数和(自身を含む): 1389888720

約数和(自身を除く): 720993104

約数列:

[1, 2, 4, 8, 16, 32, 43, 53, 64, 86, 106, 128, 172, 212, 344, 424, 688, 848, 1376, 1696, 2279, 2293, 2752, 3392, 4558, 4586, 5504, 6784, 9116, 9172, 18232, 18344, 36464, 36688, 72928, 73376, 98599, 121529, 145856, 146752, 197198, 243058, 291712, 293504, 394396, 486116, 788792, 972232, 1577584, 1944464, 3155168, 3888928, 5225747, 6310336, 7777856, 10451494, 12620672, 15555712, 20902988, 41805976, 83611952, 167223904, 334447808, 668895616]

約数ペア:

[(1, 668895616), (2, 334447808), (4, 167223904), (8, 83611952), (16, 41805976), (32, 20902988), (43, 15555712), (53, 12620672), (64, 10451494), (86, 7777856), (106, 6310336), (128, 5225747), (172, 3888928), (212, 3155168), (344, 1944464), (424, 1577584), (688, 972232), (848, 788792), (1376, 486116), (1696, 394396), (2279, 293504), (2293, 291712), (2752, 243058), (3392, 197198), (4558, 146752), (4586, 145856), (5504, 121529), (6784, 98599), (9116, 73376), (9172, 72928), (18232, 36688), (18344, 36464)]