138908500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:346

約数の個数: 96

約数和(自身を含む): 324559872

約数和(自身を除く): 185651372

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 47, 50, 92, 94, 100, 115, 125, 188, 230, 235, 250, 257, 460, 470, 500, 514, 575, 940, 1028, 1081, 1150, 1175, 1285, 2162, 2300, 2350, 2570, 2875, 4324, 4700, 5140, 5405, 5750, 5875, 5911, 6425, 10810, 11500, 11750, 11822, 12079, 12850, 21620, 23500, 23644, 24158, 25700, 27025, 29555, 32125, 48316, 54050, 59110, 60395, 64250, 108100, 118220, 120790, 128500, 135125, 147775, 241580, 270250, 277817, 295550, 301975, 540500, 555634, 591100, 603950, 738875, 1111268, 1207900, 1389085, 1477750, 1509875, 2778170, 2955500, 3019750, 5556340, 6039500, 6945425, 13890850, 27781700, 34727125, 69454250, 138908500]

約数ペア:

[(1, 138908500), (2, 69454250), (4, 34727125), (5, 27781700), (10, 13890850), (20, 6945425), (23, 6039500), (25, 5556340), (46, 3019750), (47, 2955500), (50, 2778170), (92, 1509875), (94, 1477750), (100, 1389085), (115, 1207900), (125, 1111268), (188, 738875), (230, 603950), (235, 591100), (250, 555634), (257, 540500), (460, 301975), (470, 295550), (500, 277817), (514, 270250), (575, 241580), (940, 147775), (1028, 135125), (1081, 128500), (1150, 120790), (1175, 118220), (1285, 108100), (2162, 64250), (2300, 60395), (2350, 59110), (2570, 54050), (2875, 48316), (4324, 32125), (4700, 29555), (5140, 27025), (5405, 25700), (5750, 24158), (5875, 23644), (5911, 23500), (6425, 21620), (10810, 12850), (11500, 12079), (11750, 11822)]