64996275

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{919}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 114992640

約数和(自身を除く): 49996365

約数列:

[1, 3, 5, 15, 23, 25, 41, 69, 75, 115, 123, 205, 345, 575, 615, 919, 943, 1025, 1725, 2757, 2829, 3075, 4595, 4715, 13785, 14145, 21137, 22975, 23575, 37679, 63411, 68925, 70725, 105685, 113037, 188395, 317055, 528425, 565185, 866617, 941975, 1585275, 2599851, 2825925, 4333085, 12999255, 21665425, 64996275]

約数ペア:

[(1, 64996275), (3, 21665425), (5, 12999255), (15, 4333085), (23, 2825925), (25, 2599851), (41, 1585275), (69, 941975), (75, 866617), (115, 565185), (123, 528425), (205, 317055), (345, 188395), (575, 113037), (615, 105685), (919, 70725), (943, 68925), (1025, 63411), (1725, 37679), (2757, 23575), (2829, 22975), (3075, 21137), (4595, 14145), (4715, 13785)]