83991400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 221637600

約数和(自身を除く): 137646200

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 25, 31, 38, 40, 46, 50, 62, 76, 92, 95, 100, 115, 124, 152, 155, 184, 190, 200, 230, 248, 310, 380, 437, 460, 475, 575, 589, 620, 713, 760, 775, 874, 920, 950, 961, 1150, 1178, 1240, 1426, 1550, 1748, 1900, 1922, 2185, 2300, 2356, 2852, 2945, 3100, 3496, 3565, 3800, 3844, 4370, 4600, 4712, 4805, 5704, 5890, 6200, 7130, 7688, 8740, 9610, 10925, 11780, 13547, 14260, 14725, 17480, 17825, 18259, 19220, 21850, 22103, 23560, 24025, 27094, 28520, 29450, 35650, 36518, 38440, 43700, 44206, 48050, 54188, 58900, 67735, 71300, 73036, 87400, 88412, 91295, 96100, 108376, 110515, 117800, 135470, 142600, 146072, 176824, 182590, 192200, 221030, 270940, 338675, 365180, 419957, 442060, 456475, 541880, 552575, 677350, 730360, 839914, 884120, 912950, 1105150, 1354700, 1679828, 1825900, 2099785, 2210300, 2709400, 3359656, 3651800, 4199570, 4420600, 8399140, 10498925, 16798280, 20997850, 41995700, 83991400]

約数ペア:

[(1, 83991400), (2, 41995700), (4, 20997850), (5, 16798280), (8, 10498925), (10, 8399140), (19, 4420600), (20, 4199570), (23, 3651800), (25, 3359656), (31, 2709400), (38, 2210300), (40, 2099785), (46, 1825900), (50, 1679828), (62, 1354700), (76, 1105150), (92, 912950), (95, 884120), (100, 839914), (115, 730360), (124, 677350), (152, 552575), (155, 541880), (184, 456475), (190, 442060), (200, 419957), (230, 365180), (248, 338675), (310, 270940), (380, 221030), (437, 192200), (460, 182590), (475, 176824), (575, 146072), (589, 142600), (620, 135470), (713, 117800), (760, 110515), (775, 108376), (874, 96100), (920, 91295), (950, 88412), (961, 87400), (1150, 73036), (1178, 71300), (1240, 67735), (1426, 58900), (1550, 54188), (1748, 48050), (1900, 44206), (1922, 43700), (2185, 38440), (2300, 36518), (2356, 35650), (2852, 29450), (2945, 28520), (3100, 27094), (3496, 24025), (3565, 23560), (3800, 22103), (3844, 21850), (4370, 19220), (4600, 18259), (4712, 17825), (4805, 17480), (5704, 14725), (5890, 14260), (6200, 13547), (7130, 11780), (7688, 10925), (8740, 9610)]