26396500

素因数分解:

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

素因数の和:194

約数の個数: 96

約数和(自身を含む): 64576512

約数和(自身を除く): 38180012

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 125, 130, 131, 155, 250, 260, 262, 310, 325, 403, 500, 524, 620, 650, 655, 775, 806, 1300, 1310, 1550, 1612, 1625, 1703, 2015, 2620, 3100, 3250, 3275, 3406, 3875, 4030, 4061, 6500, 6550, 6812, 7750, 8060, 8122, 8515, 10075, 13100, 15500, 16244, 16375, 17030, 20150, 20305, 32750, 34060, 40300, 40610, 42575, 50375, 52793, 65500, 81220, 85150, 100750, 101525, 105586, 170300, 201500, 203050, 211172, 212875, 263965, 406100, 425750, 507625, 527930, 851500, 1015250, 1055860, 1319825, 2030500, 2639650, 5279300, 6599125, 13198250, 26396500]

約数ペア:

[(1, 26396500), (2, 13198250), (4, 6599125), (5, 5279300), (10, 2639650), (13, 2030500), (20, 1319825), (25, 1055860), (26, 1015250), (31, 851500), (50, 527930), (52, 507625), (62, 425750), (65, 406100), (100, 263965), (124, 212875), (125, 211172), (130, 203050), (131, 201500), (155, 170300), (250, 105586), (260, 101525), (262, 100750), (310, 85150), (325, 81220), (403, 65500), (500, 52793), (524, 50375), (620, 42575), (650, 40610), (655, 40300), (775, 34060), (806, 32750), (1300, 20305), (1310, 20150), (1550, 17030), (1612, 16375), (1625, 16244), (1703, 15500), (2015, 13100), (2620, 10075), (3100, 8515), (3250, 8122), (3275, 8060), (3406, 7750), (3875, 6812), (4030, 6550), (4061, 6500)]