261064804

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{577}}^1$

素因数の和:725

約数の個数: 96

約数和(自身を含む): 619911936

約数和(自身を除く): 358847132

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 113, 143, 154, 182, 226, 286, 308, 364, 452, 572, 577, 791, 1001, 1154, 1243, 1469, 1582, 2002, 2308, 2486, 2938, 3164, 4004, 4039, 4972, 5876, 6347, 7501, 8078, 8701, 10283, 12694, 15002, 16156, 16159, 17402, 20566, 25388, 30004, 32318, 34804, 41132, 44429, 52507, 64636, 65201, 82511, 88858, 105014, 113113, 130402, 165022, 177716, 210028, 226226, 260804, 330044, 452452, 456407, 577577, 717211, 847613, 912814, 1155154, 1434422, 1695226, 1825628, 2310308, 2868844, 3390452, 5020477, 5933291, 9323743, 10040954, 11866582, 18647486, 20081908, 23733164, 37294972, 65266201, 130532402, 261064804]

約数ペア:

[(1, 261064804), (2, 130532402), (4, 65266201), (7, 37294972), (11, 23733164), (13, 20081908), (14, 18647486), (22, 11866582), (26, 10040954), (28, 9323743), (44, 5933291), (52, 5020477), (77, 3390452), (91, 2868844), (113, 2310308), (143, 1825628), (154, 1695226), (182, 1434422), (226, 1155154), (286, 912814), (308, 847613), (364, 717211), (452, 577577), (572, 456407), (577, 452452), (791, 330044), (1001, 260804), (1154, 226226), (1243, 210028), (1469, 177716), (1582, 165022), (2002, 130402), (2308, 113113), (2486, 105014), (2938, 88858), (3164, 82511), (4004, 65201), (4039, 64636), (4972, 52507), (5876, 44429), (6347, 41132), (7501, 34804), (8078, 32318), (8701, 30004), (10283, 25388), (12694, 20566), (15002, 17402), (16156, 16159)]