78559520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:418

約数の個数: 96

約数和(自身を含む): 201942720

約数和(自身を除く): 123383200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 179, 208, 211, 260, 358, 416, 422, 520, 716, 844, 895, 1040, 1055, 1432, 1688, 1790, 2080, 2110, 2327, 2743, 2864, 3376, 3580, 4220, 4654, 5486, 5728, 6752, 7160, 8440, 9308, 10972, 11635, 13715, 14320, 16880, 18616, 21944, 23270, 27430, 28640, 33760, 37232, 37769, 43888, 46540, 54860, 74464, 75538, 87776, 93080, 109720, 151076, 186160, 188845, 219440, 302152, 372320, 377690, 438880, 490997, 604304, 755380, 981994, 1208608, 1510760, 1963988, 2454985, 3021520, 3927976, 4909970, 6043040, 7855952, 9819940, 15711904, 19639880, 39279760, 78559520]

約数ペア:

[(1, 78559520), (2, 39279760), (4, 19639880), (5, 15711904), (8, 9819940), (10, 7855952), (13, 6043040), (16, 4909970), (20, 3927976), (26, 3021520), (32, 2454985), (40, 1963988), (52, 1510760), (65, 1208608), (80, 981994), (104, 755380), (130, 604304), (160, 490997), (179, 438880), (208, 377690), (211, 372320), (260, 302152), (358, 219440), (416, 188845), (422, 186160), (520, 151076), (716, 109720), (844, 93080), (895, 87776), (1040, 75538), (1055, 74464), (1432, 54860), (1688, 46540), (1790, 43888), (2080, 37769), (2110, 37232), (2327, 33760), (2743, 28640), (2864, 27430), (3376, 23270), (3580, 21944), (4220, 18616), (4654, 16880), (5486, 14320), (5728, 13715), (6752, 11635), (7160, 10972), (8440, 9308)]