87494680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^2$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 249421680

約数和(自身を除く): 161927000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 86, 91, 104, 130, 140, 169, 172, 182, 215, 260, 280, 301, 338, 344, 364, 430, 455, 520, 559, 602, 676, 728, 845, 860, 910, 1118, 1183, 1204, 1352, 1505, 1690, 1720, 1820, 1849, 2236, 2366, 2408, 2795, 3010, 3380, 3640, 3698, 3913, 4472, 4732, 5590, 5915, 6020, 6760, 7267, 7396, 7826, 9245, 9464, 11180, 11830, 12040, 12943, 14534, 14792, 15652, 18490, 19565, 22360, 23660, 24037, 25886, 29068, 31304, 36335, 36980, 39130, 47320, 48074, 50869, 51772, 58136, 64715, 72670, 73960, 78260, 96148, 101738, 103544, 120185, 129430, 145340, 156520, 168259, 192296, 203476, 240370, 254345, 258860, 290680, 312481, 336518, 406952, 480740, 508690, 517720, 624962, 673036, 841295, 961480, 1017380, 1249924, 1346072, 1562405, 1682590, 2034760, 2187367, 2499848, 3124810, 3365180, 4374734, 6249620, 6730360, 8749468, 10936835, 12499240, 17498936, 21873670, 43747340, 87494680]

約数ペア:

[(1, 87494680), (2, 43747340), (4, 21873670), (5, 17498936), (7, 12499240), (8, 10936835), (10, 8749468), (13, 6730360), (14, 6249620), (20, 4374734), (26, 3365180), (28, 3124810), (35, 2499848), (40, 2187367), (43, 2034760), (52, 1682590), (56, 1562405), (65, 1346072), (70, 1249924), (86, 1017380), (91, 961480), (104, 841295), (130, 673036), (140, 624962), (169, 517720), (172, 508690), (182, 480740), (215, 406952), (260, 336518), (280, 312481), (301, 290680), (338, 258860), (344, 254345), (364, 240370), (430, 203476), (455, 192296), (520, 168259), (559, 156520), (602, 145340), (676, 129430), (728, 120185), (845, 103544), (860, 101738), (910, 96148), (1118, 78260), (1183, 73960), (1204, 72670), (1352, 64715), (1505, 58136), (1690, 51772), (1720, 50869), (1820, 48074), (1849, 47320), (2236, 39130), (2366, 36980), (2408, 36335), (2795, 31304), (3010, 29068), (3380, 25886), (3640, 24037), (3698, 23660), (3913, 22360), (4472, 19565), (4732, 18490), (5590, 15652), (5915, 14792), (6020, 14534), (6760, 12943), (7267, 12040), (7396, 11830), (7826, 11180), (9245, 9464)]