8390221450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{1423}}^1$

素因数の和:1688

約数の個数: 96

約数和(自身を含む): 17264894976

約数和(自身を除く): 8874673526

約数列:

[1, 2, 5, 10, 13, 25, 26, 47, 50, 65, 94, 130, 193, 235, 325, 386, 470, 611, 650, 965, 1175, 1222, 1423, 1930, 2350, 2509, 2846, 3055, 4825, 5018, 6110, 7115, 9071, 9650, 12545, 14230, 15275, 18142, 18499, 25090, 30550, 35575, 36998, 45355, 62725, 66881, 71150, 90710, 92495, 117923, 125450, 133762, 184990, 226775, 235846, 274639, 334405, 453550, 462475, 549278, 589615, 668810, 869453, 924950, 1179230, 1373195, 1672025, 1738906, 2746390, 2948075, 3344050, 3570307, 4347265, 5896150, 6865975, 7140614, 8694530, 12908033, 13731950, 17851535, 21736325, 25816066, 35703070, 43472650, 64540165, 89257675, 129080330, 167804429, 178515350, 322700825, 335608858, 645401650, 839022145, 1678044290, 4195110725, 8390221450]

約数ペア:

[(1, 8390221450), (2, 4195110725), (5, 1678044290), (10, 839022145), (13, 645401650), (25, 335608858), (26, 322700825), (47, 178515350), (50, 167804429), (65, 129080330), (94, 89257675), (130, 64540165), (193, 43472650), (235, 35703070), (325, 25816066), (386, 21736325), (470, 17851535), (611, 13731950), (650, 12908033), (965, 8694530), (1175, 7140614), (1222, 6865975), (1423, 5896150), (1930, 4347265), (2350, 3570307), (2509, 3344050), (2846, 2948075), (3055, 2746390), (4825, 1738906), (5018, 1672025), (6110, 1373195), (7115, 1179230), (9071, 924950), (9650, 869453), (12545, 668810), (14230, 589615), (15275, 549278), (18142, 462475), (18499, 453550), (25090, 334405), (30550, 274639), (35575, 235846), (36998, 226775), (45355, 184990), (62725, 133762), (66881, 125450), (71150, 117923), (90710, 92495)]