51093280

素因数分解:

$2^5\times 5^1\times 7^5\times {\mathrm{19}}^1$

素因数の和:69

約数の個数: 144

約数和(自身を含む): 148236480

約数和(自身を除く): 97143200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 343, 380, 392, 490, 532, 560, 608, 665, 686, 760, 784, 931, 980, 1064, 1120, 1330, 1372, 1520, 1568, 1715, 1862, 1960, 2128, 2401, 2660, 2744, 3040, 3430, 3724, 3920, 4256, 4655, 4802, 5320, 5488, 6517, 6860, 7448, 7840, 9310, 9604, 10640, 10976, 12005, 13034, 13720, 14896, 16807, 18620, 19208, 21280, 24010, 26068, 27440, 29792, 32585, 33614, 37240, 38416, 45619, 48020, 52136, 54880, 65170, 67228, 74480, 76832, 84035, 91238, 96040, 104272, 130340, 134456, 148960, 168070, 182476, 192080, 208544, 228095, 260680, 268912, 319333, 336140, 364952, 384160, 456190, 521360, 537824, 638666, 672280, 729904, 912380, 1042720, 1277332, 1344560, 1459808, 1596665, 1824760, 2554664, 2689120, 3193330, 3649520, 5109328, 6386660, 7299040, 10218656, 12773320, 25546640, 51093280]

約数ペア:

[(1, 51093280), (2, 25546640), (4, 12773320), (5, 10218656), (7, 7299040), (8, 6386660), (10, 5109328), (14, 3649520), (16, 3193330), (19, 2689120), (20, 2554664), (28, 1824760), (32, 1596665), (35, 1459808), (38, 1344560), (40, 1277332), (49, 1042720), (56, 912380), (70, 729904), (76, 672280), (80, 638666), (95, 537824), (98, 521360), (112, 456190), (133, 384160), (140, 364952), (152, 336140), (160, 319333), (190, 268912), (196, 260680), (224, 228095), (245, 208544), (266, 192080), (280, 182476), (304, 168070), (343, 148960), (380, 134456), (392, 130340), (490, 104272), (532, 96040), (560, 91238), (608, 84035), (665, 76832), (686, 74480), (760, 67228), (784, 65170), (931, 54880), (980, 52136), (1064, 48020), (1120, 45619), (1330, 38416), (1372, 37240), (1520, 33614), (1568, 32585), (1715, 29792), (1862, 27440), (1960, 26068), (2128, 24010), (2401, 21280), (2660, 19208), (2744, 18620), (3040, 16807), (3430, 14896), (3724, 13720), (3920, 13034), (4256, 12005), (4655, 10976), (4802, 10640), (5320, 9604), (5488, 9310), (6517, 7840), (6860, 7448)]