55671040

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 145990656

約数和(自身を除く): 90319616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 61, 62, 64, 80, 92, 115, 122, 124, 128, 155, 160, 184, 230, 244, 248, 256, 305, 310, 320, 368, 460, 488, 496, 610, 620, 640, 713, 736, 920, 976, 992, 1220, 1240, 1280, 1403, 1426, 1472, 1840, 1891, 1952, 1984, 2440, 2480, 2806, 2852, 2944, 3565, 3680, 3782, 3904, 3968, 4880, 4960, 5612, 5704, 5888, 7015, 7130, 7360, 7564, 7808, 7936, 9455, 9760, 9920, 11224, 11408, 14030, 14260, 14720, 15128, 15616, 18910, 19520, 19840, 22448, 22816, 28060, 28520, 29440, 30256, 37820, 39040, 39680, 43493, 44896, 45632, 56120, 57040, 60512, 75640, 78080, 86986, 89792, 91264, 112240, 114080, 121024, 151280, 173972, 179584, 182528, 217465, 224480, 228160, 242048, 302560, 347944, 359168, 434930, 448960, 456320, 484096, 605120, 695888, 869860, 897920, 912640, 1210240, 1391776, 1739720, 1795840, 2420480, 2783552, 3479440, 5567104, 6958880, 11134208, 13917760, 27835520, 55671040]

約数ペア:

[(1, 55671040), (2, 27835520), (4, 13917760), (5, 11134208), (8, 6958880), (10, 5567104), (16, 3479440), (20, 2783552), (23, 2420480), (31, 1795840), (32, 1739720), (40, 1391776), (46, 1210240), (61, 912640), (62, 897920), (64, 869860), (80, 695888), (92, 605120), (115, 484096), (122, 456320), (124, 448960), (128, 434930), (155, 359168), (160, 347944), (184, 302560), (230, 242048), (244, 228160), (248, 224480), (256, 217465), (305, 182528), (310, 179584), (320, 173972), (368, 151280), (460, 121024), (488, 114080), (496, 112240), (610, 91264), (620, 89792), (640, 86986), (713, 78080), (736, 75640), (920, 60512), (976, 57040), (992, 56120), (1220, 45632), (1240, 44896), (1280, 43493), (1403, 39680), (1426, 39040), (1472, 37820), (1840, 30256), (1891, 29440), (1952, 28520), (1984, 28060), (2440, 22816), (2480, 22448), (2806, 19840), (2852, 19520), (2944, 18910), (3565, 15616), (3680, 15128), (3782, 14720), (3904, 14260), (3968, 14030), (4880, 11408), (4960, 11224), (5612, 9920), (5704, 9760), (5888, 9455), (7015, 7936), (7130, 7808), (7360, 7564)]