78388775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{727}}^1$

素因数の和:983

約数の個数: 24

約数和(自身を含む): 102910080

約数和(自身を除く): 24521305

約数列:

[1, 5, 19, 25, 95, 227, 475, 727, 1135, 3635, 4313, 5675, 13813, 18175, 21565, 69065, 107825, 165029, 345325, 825145, 3135551, 4125725, 15677755, 78388775]

約数ペア:

[(1, 78388775), (5, 15677755), (19, 4125725), (25, 3135551), (95, 825145), (227, 345325), (475, 165029), (727, 107825), (1135, 69065), (3635, 21565), (4313, 18175), (5675, 13813)]