664200710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{857}}^1$

素因数の和:1025

約数の個数: 64

約数和(自身を含む): 1307674368

約数和(自身を除く): 643473658

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 94, 97, 170, 194, 235, 470, 485, 799, 857, 970, 1598, 1649, 1714, 3298, 3995, 4285, 4559, 7990, 8245, 8570, 9118, 14569, 16490, 22795, 29138, 40279, 45590, 72845, 77503, 80558, 83129, 145690, 155006, 166258, 201395, 387515, 402790, 415645, 684743, 775030, 831290, 1369486, 1413193, 2826386, 3423715, 3907063, 6847430, 7065965, 7814126, 14131930, 19535315, 39070630, 66420071, 132840142, 332100355, 664200710]

約数ペア:

[(1, 664200710), (2, 332100355), (5, 132840142), (10, 66420071), (17, 39070630), (34, 19535315), (47, 14131930), (85, 7814126), (94, 7065965), (97, 6847430), (170, 3907063), (194, 3423715), (235, 2826386), (470, 1413193), (485, 1369486), (799, 831290), (857, 775030), (970, 684743), (1598, 415645), (1649, 402790), (1714, 387515), (3298, 201395), (3995, 166258), (4285, 155006), (4559, 145690), (7990, 83129), (8245, 80558), (8570, 77503), (9118, 72845), (14569, 45590), (16490, 40279), (22795, 29138)]