51982320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16661}}^1$

素因数の和:16690

約数の個数: 80

約数和(自身を含む): 173551392

約数和(自身を除く): 121569072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 16661, 33322, 49983, 66644, 83305, 99966, 133288, 166610, 199932, 216593, 249915, 266576, 333220, 399864, 433186, 499830, 649779, 666440, 799728, 866372, 999660, 1082965, 1299558, 1332880, 1732744, 1999320, 2165930, 2599116, 3248895, 3465488, 3998640, 4331860, 5198232, 6497790, 8663720, 10396464, 12995580, 17327440, 25991160, 51982320]

約数ペア:

[(1, 51982320), (2, 25991160), (3, 17327440), (4, 12995580), (5, 10396464), (6, 8663720), (8, 6497790), (10, 5198232), (12, 4331860), (13, 3998640), (15, 3465488), (16, 3248895), (20, 2599116), (24, 2165930), (26, 1999320), (30, 1732744), (39, 1332880), (40, 1299558), (48, 1082965), (52, 999660), (60, 866372), (65, 799728), (78, 666440), (80, 649779), (104, 499830), (120, 433186), (130, 399864), (156, 333220), (195, 266576), (208, 249915), (240, 216593), (260, 199932), (312, 166610), (390, 133288), (520, 99966), (624, 83305), (780, 66644), (1040, 49983), (1560, 33322), (3120, 16661)]