79898750

素因数分解:

$2^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{1559}}^1$

素因数の和:1622

約数の個数: 40

約数和(自身を含む): 153513360

約数和(自身を除く): 73614610

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 125, 205, 250, 410, 625, 1025, 1250, 1559, 2050, 3118, 5125, 7795, 10250, 15590, 25625, 38975, 51250, 63919, 77950, 127838, 194875, 319595, 389750, 639190, 974375, 1597975, 1948750, 3195950, 7989875, 15979750, 39949375, 79898750]

約数ペア:

[(1, 79898750), (2, 39949375), (5, 15979750), (10, 7989875), (25, 3195950), (41, 1948750), (50, 1597975), (82, 974375), (125, 639190), (205, 389750), (250, 319595), (410, 194875), (625, 127838), (1025, 77950), (1250, 63919), (1559, 51250), (2050, 38975), (3118, 25625), (5125, 15590), (7795, 10250)]