203465925

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:225

約数の個数: 120

約数和(自身を含む): 415910880

約数和(自身を除く): 212444955

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 59, 65, 75, 81, 117, 131, 135, 177, 195, 225, 295, 325, 351, 393, 405, 531, 585, 655, 675, 767, 885, 975, 1053, 1179, 1475, 1593, 1703, 1755, 1965, 2025, 2301, 2655, 2925, 3275, 3537, 3835, 4425, 4779, 5109, 5265, 5895, 6903, 7729, 7965, 8515, 8775, 9825, 10611, 11505, 13275, 15327, 17685, 19175, 20709, 23187, 23895, 25545, 26325, 29475, 34515, 38645, 39825, 42575, 45981, 53055, 57525, 62127, 69561, 76635, 88425, 100477, 103545, 115935, 119475, 127725, 137943, 172575, 193225, 208683, 229905, 265275, 301431, 310635, 347805, 383175, 502385, 517725, 579675, 626049, 689715, 904293, 1043415, 1149525, 1507155, 1553175, 1739025, 2511925, 2712879, 3130245, 3448575, 4521465, 5217075, 7535775, 8138637, 13564395, 15651225, 22607325, 40693185, 67821975, 203465925]

約数ペア:

[(1, 203465925), (3, 67821975), (5, 40693185), (9, 22607325), (13, 15651225), (15, 13564395), (25, 8138637), (27, 7535775), (39, 5217075), (45, 4521465), (59, 3448575), (65, 3130245), (75, 2712879), (81, 2511925), (117, 1739025), (131, 1553175), (135, 1507155), (177, 1149525), (195, 1043415), (225, 904293), (295, 689715), (325, 626049), (351, 579675), (393, 517725), (405, 502385), (531, 383175), (585, 347805), (655, 310635), (675, 301431), (767, 265275), (885, 229905), (975, 208683), (1053, 193225), (1179, 172575), (1475, 137943), (1593, 127725), (1703, 119475), (1755, 115935), (1965, 103545), (2025, 100477), (2301, 88425), (2655, 76635), (2925, 69561), (3275, 62127), (3537, 57525), (3835, 53055), (4425, 45981), (4779, 42575), (5109, 39825), (5265, 38645), (5895, 34515), (6903, 29475), (7729, 26325), (7965, 25545), (8515, 23895), (8775, 23187), (9825, 20709), (10611, 19175), (11505, 17685), (13275, 15327)]