2551623844

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 5846722560

約数和(自身を除く): 3295098716

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 71, 77, 79, 98, 142, 154, 158, 196, 211, 284, 308, 316, 422, 497, 539, 553, 781, 844, 869, 994, 1078, 1106, 1477, 1562, 1738, 1988, 2156, 2212, 2321, 2954, 3124, 3476, 3479, 3871, 4642, 5467, 5609, 5908, 6083, 6958, 7742, 9284, 10339, 10934, 11218, 12166, 13916, 14981, 15484, 16247, 16669, 20678, 21868, 22436, 24332, 29962, 32494, 33338, 38269, 39263, 41356, 42581, 59924, 61699, 64988, 66676, 76538, 78526, 85162, 104867, 113729, 116683, 123398, 153076, 157052, 164791, 170324, 183359, 209734, 227458, 233366, 246796, 274841, 329582, 366718, 419468, 431893, 454916, 466732, 549682, 659164, 733436, 734069, 816781, 863786, 1099364, 1153537, 1183499, 1283513, 1468138, 1633562, 1727572, 2307074, 2366998, 2567026, 2936276, 3023251, 3267124, 4614148, 4733996, 5134052, 6046502, 8074759, 8284493, 8984591, 12093004, 13018489, 16149518, 16568986, 17969182, 26036978, 32299036, 33137972, 35938364, 52073956, 57991451, 91129423, 115982902, 182258846, 231965804, 364517692, 637905961, 1275811922, 2551623844]

約数ペア:

[(1, 2551623844), (2, 1275811922), (4, 637905961), (7, 364517692), (11, 231965804), (14, 182258846), (22, 115982902), (28, 91129423), (44, 57991451), (49, 52073956), (71, 35938364), (77, 33137972), (79, 32299036), (98, 26036978), (142, 17969182), (154, 16568986), (158, 16149518), (196, 13018489), (211, 12093004), (284, 8984591), (308, 8284493), (316, 8074759), (422, 6046502), (497, 5134052), (539, 4733996), (553, 4614148), (781, 3267124), (844, 3023251), (869, 2936276), (994, 2567026), (1078, 2366998), (1106, 2307074), (1477, 1727572), (1562, 1633562), (1738, 1468138), (1988, 1283513), (2156, 1183499), (2212, 1153537), (2321, 1099364), (2954, 863786), (3124, 816781), (3476, 734069), (3479, 733436), (3871, 659164), (4642, 549682), (5467, 466732), (5609, 454916), (5908, 431893), (6083, 419468), (6958, 366718), (7742, 329582), (9284, 274841), (10339, 246796), (10934, 233366), (11218, 227458), (12166, 209734), (13916, 183359), (14981, 170324), (15484, 164791), (16247, 157052), (16669, 153076), (20678, 123398), (21868, 116683), (22436, 113729), (24332, 104867), (29962, 85162), (32494, 78526), (33338, 76538), (38269, 66676), (39263, 64988), (41356, 61699), (42581, 59924)]