101739520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:697

約数の個数: 88

約数和(自身を含む): 252321408

約数和(自身を除く): 150581888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 641, 992, 1024, 1240, 1280, 1282, 1984, 2480, 2560, 2564, 3205, 3968, 4960, 5120, 5128, 6410, 7936, 9920, 10256, 12820, 15872, 19840, 19871, 20512, 25640, 31744, 39680, 39742, 41024, 51280, 79360, 79484, 82048, 99355, 102560, 158720, 158968, 164096, 198710, 205120, 317936, 328192, 397420, 410240, 635872, 656384, 794840, 820480, 1271744, 1589680, 1640960, 2543488, 3179360, 3281920, 5086976, 6358720, 10173952, 12717440, 20347904, 25434880, 50869760, 101739520]

約数ペア:

[(1, 101739520), (2, 50869760), (4, 25434880), (5, 20347904), (8, 12717440), (10, 10173952), (16, 6358720), (20, 5086976), (31, 3281920), (32, 3179360), (40, 2543488), (62, 1640960), (64, 1589680), (80, 1271744), (124, 820480), (128, 794840), (155, 656384), (160, 635872), (248, 410240), (256, 397420), (310, 328192), (320, 317936), (496, 205120), (512, 198710), (620, 164096), (640, 158968), (641, 158720), (992, 102560), (1024, 99355), (1240, 82048), (1280, 79484), (1282, 79360), (1984, 51280), (2480, 41024), (2560, 39742), (2564, 39680), (3205, 31744), (3968, 25640), (4960, 20512), (5120, 19871), (5128, 19840), (6410, 15872), (7936, 12820), (9920, 10256)]