27831761620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{104231}}^1$

素因数の和:104345

約数の個数: 72

約数和(自身を含む): 64090172160

約数和(自身を除く): 36258410540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 169, 260, 316, 338, 395, 676, 790, 845, 1027, 1580, 1690, 2054, 3380, 4108, 5135, 10270, 13351, 20540, 26702, 53404, 66755, 104231, 133510, 208462, 267020, 416924, 521155, 1042310, 1355003, 2084620, 2710006, 5420012, 6775015, 8234249, 13550030, 16468498, 17615039, 27100060, 32936996, 35230078, 41171245, 70460156, 82342490, 88075195, 107045237, 164684980, 176150390, 214090474, 352300780, 428180948, 535226185, 1070452370, 1391588081, 2140904740, 2783176162, 5566352324, 6957940405, 13915880810, 27831761620]

約数ペア:

[(1, 27831761620), (2, 13915880810), (4, 6957940405), (5, 5566352324), (10, 2783176162), (13, 2140904740), (20, 1391588081), (26, 1070452370), (52, 535226185), (65, 428180948), (79, 352300780), (130, 214090474), (158, 176150390), (169, 164684980), (260, 107045237), (316, 88075195), (338, 82342490), (395, 70460156), (676, 41171245), (790, 35230078), (845, 32936996), (1027, 27100060), (1580, 17615039), (1690, 16468498), (2054, 13550030), (3380, 8234249), (4108, 6775015), (5135, 5420012), (10270, 2710006), (13351, 2084620), (20540, 1355003), (26702, 1042310), (53404, 521155), (66755, 416924), (104231, 267020), (133510, 208462)]