127748030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 251983872

約数和(自身を除く): 124235842

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 97, 122, 127, 170, 194, 254, 305, 485, 610, 635, 970, 1037, 1270, 1649, 2074, 2159, 3298, 4318, 5185, 5917, 7747, 8245, 10370, 10795, 11834, 12319, 15494, 16490, 21590, 24638, 29585, 38735, 59170, 61595, 77470, 100589, 123190, 131699, 201178, 209423, 263398, 418846, 502945, 658495, 751459, 1005890, 1047115, 1316990, 1502918, 2094230, 3757295, 7514590, 12774803, 25549606, 63874015, 127748030]

約数ペア:

[(1, 127748030), (2, 63874015), (5, 25549606), (10, 12774803), (17, 7514590), (34, 3757295), (61, 2094230), (85, 1502918), (97, 1316990), (122, 1047115), (127, 1005890), (170, 751459), (194, 658495), (254, 502945), (305, 418846), (485, 263398), (610, 209423), (635, 201178), (970, 131699), (1037, 123190), (1270, 100589), (1649, 77470), (2074, 61595), (2159, 59170), (3298, 38735), (4318, 29585), (5185, 24638), (5917, 21590), (7747, 16490), (8245, 15494), (10370, 12319), (10795, 11834)]