80998205.000000000

素因数分解:

$5^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1079

約数の個数: 48

約数和(自身を含む): 183530880

約数和(自身を除く): 63548255

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 125, 133, 175, 245, 475, 665, 875, 931, 1031, 1225, 2375, 3325, 4655, 5155, 6125, 7217, 16625, 19589, 23275, 25775, 36085, 50519, 97945, 116375, 128875, 137123, 180425, 252595, 489725, 685615, 902125, 959861, 1262975, 2448625, 3428075, 4799305, 6314875, 17140375, 23996525, 119982625]

約数ペア:

[(1, 119982625), (5, 23996525), (7, 17140375), (19, 6314875), (25, 4799305), (35, 3428075), (49, 2448625), (95, 1262975), (125, 959861), (133, 902125), (175, 685615), (245, 489725), (475, 252595), (665, 180425), (875, 137123), (931, 128875), (1031, 116375), (1225, 97945), (2375, 50519), (3325, 36085), (4655, 25775), (5155, 23275), (6125, 19589), (7217, 16625)]