201620608400

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{2357}}^1\times {\mathrm{2707}}^1$

素因数の和:5161

約数の個数: 120

約数和(自身を含む): 490914472320

約数和(自身を除く): 289293863920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 632, 790, 1264, 1580, 1975, 2357, 2707, 3160, 3950, 4714, 5414, 6320, 7900, 9428, 10828, 11785, 13535, 15800, 18856, 21656, 23570, 27070, 31600, 37712, 43312, 47140, 54140, 58925, 67675, 94280, 108280, 117850, 135350, 186203, 188560, 213853, 216560, 235700, 270700, 372406, 427706, 471400, 541400, 744812, 855412, 931015, 942800, 1069265, 1082800, 1489624, 1710824, 1862030, 2138530, 2979248, 3421648, 3724060, 4277060, 4655075, 5346325, 6380399, 7448120, 8554120, 9310150, 10692650, 12760798, 14896240, 17108240, 18620300, 21385300, 25521596, 31901995, 37240600, 42770600, 51043192, 63803990, 74481200, 85541200, 102086384, 127607980, 159509975, 255215960, 319019950, 504051521, 510431920, 638039900, 1008103042, 1276079800, 2016206084, 2520257605, 2552159600, 4032412168, 5040515210, 8064824336, 10081030420, 12601288025, 20162060840, 25202576050, 40324121680, 50405152100, 100810304200, 201620608400]

約数ペア:

[(1, 201620608400), (2, 100810304200), (4, 50405152100), (5, 40324121680), (8, 25202576050), (10, 20162060840), (16, 12601288025), (20, 10081030420), (25, 8064824336), (40, 5040515210), (50, 4032412168), (79, 2552159600), (80, 2520257605), (100, 2016206084), (158, 1276079800), (200, 1008103042), (316, 638039900), (395, 510431920), (400, 504051521), (632, 319019950), (790, 255215960), (1264, 159509975), (1580, 127607980), (1975, 102086384), (2357, 85541200), (2707, 74481200), (3160, 63803990), (3950, 51043192), (4714, 42770600), (5414, 37240600), (6320, 31901995), (7900, 25521596), (9428, 21385300), (10828, 18620300), (11785, 17108240), (13535, 14896240), (15800, 12760798), (18856, 10692650), (21656, 9310150), (23570, 8554120), (27070, 7448120), (31600, 6380399), (37712, 5346325), (43312, 4655075), (47140, 4277060), (54140, 3724060), (58925, 3421648), (67675, 2979248), (94280, 2138530), (108280, 1862030), (117850, 1710824), (135350, 1489624), (186203, 1082800), (188560, 1069265), (213853, 942800), (216560, 931015), (235700, 855412), (270700, 744812), (372406, 541400), (427706, 471400)]