25173252

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1$

素因数の和:210

約数の個数: 108

約数和(自身を含む): 72809100

約数和(自身を除く): 47635848

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 149, 156, 171, 228, 234, 247, 298, 342, 361, 447, 468, 494, 596, 684, 722, 741, 894, 988, 1083, 1341, 1444, 1482, 1788, 1937, 2166, 2223, 2682, 2831, 2964, 3249, 3874, 4332, 4446, 4693, 5364, 5662, 5811, 6498, 7748, 8493, 8892, 9386, 11324, 11622, 12996, 14079, 16986, 17433, 18772, 23244, 25479, 28158, 33972, 34866, 36803, 42237, 50958, 53789, 56316, 69732, 73606, 84474, 101916, 107578, 110409, 147212, 161367, 168948, 215156, 220818, 322734, 331227, 441636, 484101, 645468, 662454, 699257, 968202, 1324908, 1398514, 1936404, 2097771, 2797028, 4195542, 6293313, 8391084, 12586626, 25173252]

約数ペア:

[(1, 25173252), (2, 12586626), (3, 8391084), (4, 6293313), (6, 4195542), (9, 2797028), (12, 2097771), (13, 1936404), (18, 1398514), (19, 1324908), (26, 968202), (36, 699257), (38, 662454), (39, 645468), (52, 484101), (57, 441636), (76, 331227), (78, 322734), (114, 220818), (117, 215156), (149, 168948), (156, 161367), (171, 147212), (228, 110409), (234, 107578), (247, 101916), (298, 84474), (342, 73606), (361, 69732), (447, 56316), (468, 53789), (494, 50958), (596, 42237), (684, 36803), (722, 34866), (741, 33972), (894, 28158), (988, 25479), (1083, 23244), (1341, 18772), (1444, 17433), (1482, 16986), (1788, 14079), (1937, 12996), (2166, 11622), (2223, 11324), (2682, 9386), (2831, 8892), (2964, 8493), (3249, 7748), (3874, 6498), (4332, 5811), (4446, 5662), (4693, 5364)]