12889780804

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 24195024000

約数和(自身を除く): 11305243196

約数列:

[1, 2, 4, 19, 38, 76, 139, 149, 278, 298, 361, 431, 556, 596, 722, 862, 1444, 1724, 2641, 2831, 5282, 5662, 8189, 10564, 11324, 16378, 20711, 32756, 41422, 50179, 53789, 59909, 64219, 82844, 100358, 107578, 119818, 128438, 155591, 200716, 215156, 239636, 256876, 311182, 393509, 622364, 787018, 1138271, 1220161, 1574036, 2276542, 2440322, 4553084, 4880644, 7476671, 8926441, 14953342, 17852882, 21627149, 23183059, 29906684, 35705764, 43254298, 46366118, 86508596, 92732236, 169602379, 339204758, 678409516, 3222445201, 6444890402, 12889780804]

約数ペア:

[(1, 12889780804), (2, 6444890402), (4, 3222445201), (19, 678409516), (38, 339204758), (76, 169602379), (139, 92732236), (149, 86508596), (278, 46366118), (298, 43254298), (361, 35705764), (431, 29906684), (556, 23183059), (596, 21627149), (722, 17852882), (862, 14953342), (1444, 8926441), (1724, 7476671), (2641, 4880644), (2831, 4553084), (5282, 2440322), (5662, 2276542), (8189, 1574036), (10564, 1220161), (11324, 1138271), (16378, 787018), (20711, 622364), (32756, 393509), (41422, 311182), (50179, 256876), (53789, 239636), (59909, 215156), (64219, 200716), (82844, 155591), (100358, 128438), (107578, 119818)]