79199380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{727}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 179786880

約数和(自身を除く): 100587500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 419, 727, 838, 1454, 1676, 2095, 2908, 3635, 4190, 5447, 7270, 8380, 9451, 10894, 14540, 18902, 21788, 27235, 37804, 47255, 54470, 94510, 108940, 189020, 304613, 609226, 1218452, 1523065, 3046130, 3959969, 6092260, 7919938, 15839876, 19799845, 39599690, 79199380]

約数ペア:

[(1, 79199380), (2, 39599690), (4, 19799845), (5, 15839876), (10, 7919938), (13, 6092260), (20, 3959969), (26, 3046130), (52, 1523065), (65, 1218452), (130, 609226), (260, 304613), (419, 189020), (727, 108940), (838, 94510), (1454, 54470), (1676, 47255), (2095, 37804), (2908, 27235), (3635, 21788), (4190, 18902), (5447, 14540), (7270, 10894), (8380, 9451)]