206089100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:472

約数の個数: 108

約数和(自身を含む): 525731976

約数和(自身を除く): 319642876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 137, 140, 175, 196, 245, 274, 307, 350, 490, 548, 614, 685, 700, 959, 980, 1225, 1228, 1370, 1535, 1918, 2149, 2450, 2740, 3070, 3425, 3836, 4298, 4795, 4900, 6140, 6713, 6850, 7675, 8596, 9590, 10745, 13426, 13700, 15043, 15350, 19180, 21490, 23975, 26852, 30086, 30700, 33565, 42059, 42980, 47950, 53725, 60172, 67130, 75215, 84118, 95900, 107450, 134260, 150430, 167825, 168236, 210295, 214900, 294413, 300860, 335650, 376075, 420590, 588826, 671300, 752150, 841180, 1051475, 1177652, 1472065, 1504300, 2060891, 2102950, 2944130, 4121782, 4205900, 5888260, 7360325, 8243564, 10304455, 14720650, 20608910, 29441300, 41217820, 51522275, 103044550, 206089100]

約数ペア:

[(1, 206089100), (2, 103044550), (4, 51522275), (5, 41217820), (7, 29441300), (10, 20608910), (14, 14720650), (20, 10304455), (25, 8243564), (28, 7360325), (35, 5888260), (49, 4205900), (50, 4121782), (70, 2944130), (98, 2102950), (100, 2060891), (137, 1504300), (140, 1472065), (175, 1177652), (196, 1051475), (245, 841180), (274, 752150), (307, 671300), (350, 588826), (490, 420590), (548, 376075), (614, 335650), (685, 300860), (700, 294413), (959, 214900), (980, 210295), (1225, 168236), (1228, 167825), (1370, 150430), (1535, 134260), (1918, 107450), (2149, 95900), (2450, 84118), (2740, 75215), (3070, 67130), (3425, 60172), (3836, 53725), (4298, 47950), (4795, 42980), (4900, 42059), (6140, 33565), (6713, 30700), (6850, 30086), (7675, 26852), (8596, 23975), (9590, 21490), (10745, 19180), (13426, 15350), (13700, 15043)]