61681984

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:145

約数の個数: 168

約数和(自身を含む): 164180520

約数和(自身を除く): 102498536

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 49, 52, 56, 64, 68, 89, 91, 98, 104, 112, 119, 136, 178, 182, 196, 208, 221, 224, 238, 272, 356, 364, 392, 416, 442, 448, 476, 544, 623, 637, 712, 728, 784, 832, 833, 884, 952, 1088, 1157, 1246, 1274, 1424, 1456, 1513, 1547, 1568, 1666, 1768, 1904, 2314, 2492, 2548, 2848, 2912, 3026, 3094, 3136, 3332, 3536, 3808, 4361, 4628, 4984, 5096, 5696, 5824, 6052, 6188, 6664, 7072, 7616, 8099, 8722, 9256, 9968, 10192, 10591, 10829, 12104, 12376, 13328, 14144, 16198, 17444, 18512, 19669, 19936, 20384, 21182, 21658, 24208, 24752, 26656, 32396, 34888, 37024, 39338, 39872, 40768, 42364, 43316, 48416, 49504, 53312, 56693, 64792, 69776, 74048, 74137, 78676, 84728, 86632, 96832, 99008, 113386, 129584, 137683, 139552, 148274, 157352, 169456, 173264, 226772, 259168, 275366, 279104, 296548, 314704, 338912, 346528, 453544, 518336, 550732, 593096, 629408, 677824, 693056, 907088, 963781, 1101464, 1186192, 1258816, 1814176, 1927562, 2202928, 2372384, 3628352, 3855124, 4405856, 4744768, 7710248, 8811712, 15420496, 30840992, 61681984]

約数ペア:

[(1, 61681984), (2, 30840992), (4, 15420496), (7, 8811712), (8, 7710248), (13, 4744768), (14, 4405856), (16, 3855124), (17, 3628352), (26, 2372384), (28, 2202928), (32, 1927562), (34, 1814176), (49, 1258816), (52, 1186192), (56, 1101464), (64, 963781), (68, 907088), (89, 693056), (91, 677824), (98, 629408), (104, 593096), (112, 550732), (119, 518336), (136, 453544), (178, 346528), (182, 338912), (196, 314704), (208, 296548), (221, 279104), (224, 275366), (238, 259168), (272, 226772), (356, 173264), (364, 169456), (392, 157352), (416, 148274), (442, 139552), (448, 137683), (476, 129584), (544, 113386), (623, 99008), (637, 96832), (712, 86632), (728, 84728), (784, 78676), (832, 74137), (833, 74048), (884, 69776), (952, 64792), (1088, 56693), (1157, 53312), (1246, 49504), (1274, 48416), (1424, 43316), (1456, 42364), (1513, 40768), (1547, 39872), (1568, 39338), (1666, 37024), (1768, 34888), (1904, 32396), (2314, 26656), (2492, 24752), (2548, 24208), (2848, 21658), (2912, 21182), (3026, 20384), (3094, 19936), (3136, 19669), (3332, 18512), (3536, 17444), (3808, 16198), (4361, 14144), (4628, 13328), (4984, 12376), (5096, 12104), (5696, 10829), (5824, 10591), (6052, 10192), (6188, 9968), (6664, 9256), (7072, 8722), (7616, 8099)]