13198250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 27675648

約数和(自身を除く): 14477398

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 125, 130, 131, 155, 250, 262, 310, 325, 403, 650, 655, 775, 806, 1310, 1550, 1625, 1703, 2015, 3250, 3275, 3406, 3875, 4030, 4061, 6550, 7750, 8122, 8515, 10075, 16375, 17030, 20150, 20305, 32750, 40610, 42575, 50375, 52793, 85150, 100750, 101525, 105586, 203050, 212875, 263965, 425750, 507625, 527930, 1015250, 1319825, 2639650, 6599125, 13198250]

約数ペア:

[(1, 13198250), (2, 6599125), (5, 2639650), (10, 1319825), (13, 1015250), (25, 527930), (26, 507625), (31, 425750), (50, 263965), (62, 212875), (65, 203050), (125, 105586), (130, 101525), (131, 100750), (155, 85150), (250, 52793), (262, 50375), (310, 42575), (325, 40610), (403, 32750), (650, 20305), (655, 20150), (775, 17030), (806, 16375), (1310, 10075), (1550, 8515), (1625, 8122), (1703, 7750), (2015, 6550), (3250, 4061), (3275, 4030), (3406, 3875)]