21868112500

素因数分解:

$2^2\times 5^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5851}}^1$

素因数の和:5916

約数の個数: 144

約数和(自身を含む): 53761809024

約数和(自身を除く): 31893696524

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 46, 50, 52, 65, 92, 100, 115, 125, 130, 230, 250, 260, 299, 325, 460, 500, 575, 598, 625, 650, 1150, 1196, 1250, 1300, 1495, 1625, 2300, 2500, 2875, 2990, 3125, 3250, 5750, 5851, 5980, 6250, 6500, 7475, 8125, 11500, 11702, 12500, 14375, 14950, 16250, 23404, 28750, 29255, 29900, 32500, 37375, 40625, 57500, 58510, 71875, 74750, 76063, 81250, 117020, 134573, 143750, 146275, 149500, 152126, 162500, 186875, 269146, 287500, 292550, 304252, 373750, 380315, 538292, 585100, 672865, 731375, 747500, 760630, 934375, 1345730, 1462750, 1521260, 1749449, 1868750, 1901575, 2691460, 2925500, 3364325, 3498898, 3656875, 3737500, 3803150, 6728650, 6997796, 7313750, 7606300, 8747245, 9507875, 13457300, 14627500, 16821625, 17494490, 18284375, 19015750, 33643250, 34988980, 36568750, 38031500, 43736225, 47539375, 67286500, 73137500, 84108125, 87472450, 95078750, 168216250, 174944900, 190157500, 218681125, 237696875, 336432500, 420540625, 437362250, 475393750, 841081250, 874724500, 950787500, 1093405625, 1682162500, 2186811250, 4373622500, 5467028125, 10934056250, 21868112500]

約数ペア:

[(1, 21868112500), (2, 10934056250), (4, 5467028125), (5, 4373622500), (10, 2186811250), (13, 1682162500), (20, 1093405625), (23, 950787500), (25, 874724500), (26, 841081250), (46, 475393750), (50, 437362250), (52, 420540625), (65, 336432500), (92, 237696875), (100, 218681125), (115, 190157500), (125, 174944900), (130, 168216250), (230, 95078750), (250, 87472450), (260, 84108125), (299, 73137500), (325, 67286500), (460, 47539375), (500, 43736225), (575, 38031500), (598, 36568750), (625, 34988980), (650, 33643250), (1150, 19015750), (1196, 18284375), (1250, 17494490), (1300, 16821625), (1495, 14627500), (1625, 13457300), (2300, 9507875), (2500, 8747245), (2875, 7606300), (2990, 7313750), (3125, 6997796), (3250, 6728650), (5750, 3803150), (5851, 3737500), (5980, 3656875), (6250, 3498898), (6500, 3364325), (7475, 2925500), (8125, 2691460), (11500, 1901575), (11702, 1868750), (12500, 1749449), (14375, 1521260), (14950, 1462750), (16250, 1345730), (23404, 934375), (28750, 760630), (29255, 747500), (29900, 731375), (32500, 672865), (37375, 585100), (40625, 538292), (57500, 380315), (58510, 373750), (71875, 304252), (74750, 292550), (76063, 287500), (81250, 269146), (117020, 186875), (134573, 162500), (143750, 152126), (146275, 149500)]