155589980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1613}}^1$

素因数の和:1695

約数の個数: 96

約数和(自身を含む): 409981824

約数和(自身を除く): 254391844

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 53, 65, 70, 91, 106, 130, 140, 182, 212, 260, 265, 364, 371, 455, 530, 689, 742, 910, 1060, 1378, 1484, 1613, 1820, 1855, 2756, 3226, 3445, 3710, 4823, 6452, 6890, 7420, 8065, 9646, 11291, 13780, 16130, 19292, 20969, 22582, 24115, 32260, 41938, 45164, 48230, 56455, 83876, 85489, 96460, 104845, 112910, 146783, 170978, 209690, 225820, 293566, 341956, 419380, 427445, 587132, 598423, 733915, 854890, 1111357, 1196846, 1467830, 1709780, 2222714, 2393692, 2935660, 2992115, 4445428, 5556785, 5984230, 7779499, 11113570, 11968460, 15558998, 22227140, 31117996, 38897495, 77794990, 155589980]

約数ペア:

[(1, 155589980), (2, 77794990), (4, 38897495), (5, 31117996), (7, 22227140), (10, 15558998), (13, 11968460), (14, 11113570), (20, 7779499), (26, 5984230), (28, 5556785), (35, 4445428), (52, 2992115), (53, 2935660), (65, 2393692), (70, 2222714), (91, 1709780), (106, 1467830), (130, 1196846), (140, 1111357), (182, 854890), (212, 733915), (260, 598423), (265, 587132), (364, 427445), (371, 419380), (455, 341956), (530, 293566), (689, 225820), (742, 209690), (910, 170978), (1060, 146783), (1378, 112910), (1484, 104845), (1613, 96460), (1820, 85489), (1855, 83876), (2756, 56455), (3226, 48230), (3445, 45164), (3710, 41938), (4823, 32260), (6452, 24115), (6890, 22582), (7420, 20969), (8065, 19292), (9646, 16130), (11291, 13780)]