519889840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5113}}^1$

素因数の和:5198

約数の個数: 80

約数和(自身を含む): 1278418176

約数和(自身を除く): 758528336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 1240, 1271, 1640, 2480, 2542, 3280, 5084, 5113, 6355, 10168, 10226, 12710, 20336, 20452, 25420, 25565, 40904, 50840, 51130, 81808, 101680, 102260, 158503, 204520, 209633, 317006, 409040, 419266, 634012, 792515, 838532, 1048165, 1268024, 1585030, 1677064, 2096330, 2536048, 3170060, 3354128, 4192660, 6340120, 6498623, 8385320, 12680240, 12997246, 16770640, 25994492, 32493115, 51988984, 64986230, 103977968, 129972460, 259944920, 519889840]

約数ペア:

[(1, 519889840), (2, 259944920), (4, 129972460), (5, 103977968), (8, 64986230), (10, 51988984), (16, 32493115), (20, 25994492), (31, 16770640), (40, 12997246), (41, 12680240), (62, 8385320), (80, 6498623), (82, 6340120), (124, 4192660), (155, 3354128), (164, 3170060), (205, 2536048), (248, 2096330), (310, 1677064), (328, 1585030), (410, 1268024), (496, 1048165), (620, 838532), (656, 792515), (820, 634012), (1240, 419266), (1271, 409040), (1640, 317006), (2480, 209633), (2542, 204520), (3280, 158503), (5084, 102260), (5113, 101680), (6355, 81808), (10168, 51130), (10226, 50840), (12710, 40904), (20336, 25565), (20452, 25420)]