77702020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{641}}^1$

素因数の和:709

約数の個数: 96

約数和(自身を含む): 194140800

約数和(自身を除く): 116438780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 29, 38, 44, 55, 58, 76, 95, 110, 116, 145, 190, 209, 220, 290, 319, 380, 418, 551, 580, 638, 641, 836, 1045, 1102, 1276, 1282, 1595, 2090, 2204, 2564, 2755, 3190, 3205, 4180, 5510, 6061, 6380, 6410, 7051, 11020, 12122, 12179, 12820, 14102, 18589, 24244, 24358, 28204, 30305, 35255, 37178, 48716, 60610, 60895, 70510, 74356, 92945, 121220, 121790, 133969, 141020, 185890, 204479, 243580, 267938, 353191, 371780, 408958, 535876, 669845, 706382, 817916, 1022395, 1339690, 1412764, 1765955, 2044790, 2679380, 3531910, 3885101, 4089580, 7063820, 7770202, 15540404, 19425505, 38851010, 77702020]

約数ペア:

[(1, 77702020), (2, 38851010), (4, 19425505), (5, 15540404), (10, 7770202), (11, 7063820), (19, 4089580), (20, 3885101), (22, 3531910), (29, 2679380), (38, 2044790), (44, 1765955), (55, 1412764), (58, 1339690), (76, 1022395), (95, 817916), (110, 706382), (116, 669845), (145, 535876), (190, 408958), (209, 371780), (220, 353191), (290, 267938), (319, 243580), (380, 204479), (418, 185890), (551, 141020), (580, 133969), (638, 121790), (641, 121220), (836, 92945), (1045, 74356), (1102, 70510), (1276, 60895), (1282, 60610), (1595, 48716), (2090, 37178), (2204, 35255), (2564, 30305), (2755, 28204), (3190, 24358), (3205, 24244), (4180, 18589), (5510, 14102), (6061, 12820), (6380, 12179), (6410, 12122), (7051, 11020)]