1280525026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{379}}^1$

素因数の和:607

約数の個数: 64

約数和(自身を含む): 2265408000

約数和(自身を除く): 984882974

約数列:

[1, 2, 11, 19, 22, 38, 59, 118, 137, 209, 274, 379, 418, 649, 758, 1121, 1298, 1507, 2242, 2603, 3014, 4169, 5206, 7201, 8083, 8338, 12331, 14402, 16166, 22361, 24662, 28633, 44722, 51923, 57266, 79211, 88913, 103846, 153577, 158422, 177826, 245971, 307154, 424859, 491942, 571153, 849718, 986537, 1142306, 1689347, 1973074, 3063457, 3378694, 4673449, 6126914, 9346898, 10851907, 21703814, 33698027, 58205683, 67396054, 116411366, 640262513, 1280525026]

約数ペア:

[(1, 1280525026), (2, 640262513), (11, 116411366), (19, 67396054), (22, 58205683), (38, 33698027), (59, 21703814), (118, 10851907), (137, 9346898), (209, 6126914), (274, 4673449), (379, 3378694), (418, 3063457), (649, 1973074), (758, 1689347), (1121, 1142306), (1298, 986537), (1507, 849718), (2242, 571153), (2603, 491942), (3014, 424859), (4169, 307154), (5206, 245971), (7201, 177826), (8083, 158422), (8338, 153577), (12331, 103846), (14402, 88913), (16166, 79211), (22361, 57266), (24662, 51923), (28633, 44722)]