79897850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2713}}^1$

素因数の和:2775

約数の個数: 48

約数和(自身を含む): 161537280

約数和(自身を除く): 81639430

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 775, 950, 1178, 1550, 2713, 2945, 5426, 5890, 13565, 14725, 27130, 29450, 51547, 67825, 84103, 103094, 135650, 168206, 257735, 420515, 515470, 841030, 1288675, 1597957, 2102575, 2577350, 3195914, 4205150, 7989785, 15979570, 39948925, 79897850]

約数ペア:

[(1, 79897850), (2, 39948925), (5, 15979570), (10, 7989785), (19, 4205150), (25, 3195914), (31, 2577350), (38, 2102575), (50, 1597957), (62, 1288675), (95, 841030), (155, 515470), (190, 420515), (310, 257735), (475, 168206), (589, 135650), (775, 103094), (950, 84103), (1178, 67825), (1550, 51547), (2713, 29450), (2945, 27130), (5426, 14725), (5890, 13565)]