165306880

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2083}}^1$

素因数の和:2137

約数の個数: 80

約数和(自身を含む): 409330944

約数和(自身を除く): 244024064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2083, 2480, 2560, 3968, 4166, 4960, 7936, 8332, 9920, 10415, 15872, 16664, 19840, 20830, 33328, 39680, 41660, 64573, 66656, 79360, 83320, 129146, 133312, 166640, 258292, 266624, 322865, 333280, 516584, 533248, 645730, 666560, 1033168, 1066496, 1291460, 1333120, 2066336, 2582920, 2666240, 4132672, 5165840, 5332480, 8265344, 10331680, 16530688, 20663360, 33061376, 41326720, 82653440, 165306880]

約数ペア:

[(1, 165306880), (2, 82653440), (4, 41326720), (5, 33061376), (8, 20663360), (10, 16530688), (16, 10331680), (20, 8265344), (31, 5332480), (32, 5165840), (40, 4132672), (62, 2666240), (64, 2582920), (80, 2066336), (124, 1333120), (128, 1291460), (155, 1066496), (160, 1033168), (248, 666560), (256, 645730), (310, 533248), (320, 516584), (496, 333280), (512, 322865), (620, 266624), (640, 258292), (992, 166640), (1240, 133312), (1280, 129146), (1984, 83320), (2083, 79360), (2480, 66656), (2560, 64573), (3968, 41660), (4166, 39680), (4960, 33328), (7936, 20830), (8332, 19840), (9920, 16664), (10415, 15872)]