26898560

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 71714160

約数和(自身を除く): 44815600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 61, 64, 65, 80, 104, 106, 122, 128, 130, 160, 208, 212, 244, 260, 265, 305, 320, 416, 424, 488, 520, 530, 610, 640, 689, 793, 832, 848, 976, 1040, 1060, 1220, 1378, 1586, 1664, 1696, 1952, 2080, 2120, 2440, 2756, 3172, 3233, 3392, 3445, 3904, 3965, 4160, 4240, 4880, 5512, 6344, 6466, 6784, 6890, 7808, 7930, 8320, 8480, 9760, 11024, 12688, 12932, 13780, 15860, 16165, 16960, 19520, 22048, 25376, 25864, 27560, 31720, 32330, 33920, 39040, 42029, 44096, 50752, 51728, 55120, 63440, 64660, 84058, 88192, 101504, 103456, 110240, 126880, 129320, 168116, 206912, 210145, 220480, 253760, 258640, 336232, 413824, 420290, 440960, 507520, 517280, 672464, 840580, 1034560, 1344928, 1681160, 2069120, 2689856, 3362320, 5379712, 6724640, 13449280, 26898560]

約数ペア:

[(1, 26898560), (2, 13449280), (4, 6724640), (5, 5379712), (8, 3362320), (10, 2689856), (13, 2069120), (16, 1681160), (20, 1344928), (26, 1034560), (32, 840580), (40, 672464), (52, 517280), (53, 507520), (61, 440960), (64, 420290), (65, 413824), (80, 336232), (104, 258640), (106, 253760), (122, 220480), (128, 210145), (130, 206912), (160, 168116), (208, 129320), (212, 126880), (244, 110240), (260, 103456), (265, 101504), (305, 88192), (320, 84058), (416, 64660), (424, 63440), (488, 55120), (520, 51728), (530, 50752), (610, 44096), (640, 42029), (689, 39040), (793, 33920), (832, 32330), (848, 31720), (976, 27560), (1040, 25864), (1060, 25376), (1220, 22048), (1378, 19520), (1586, 16960), (1664, 16165), (1696, 15860), (1952, 13780), (2080, 12932), (2120, 12688), (2440, 11024), (2756, 9760), (3172, 8480), (3233, 8320), (3392, 7930), (3445, 7808), (3904, 6890), (3965, 6784), (4160, 6466), (4240, 6344), (4880, 5512)]