165637280

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{6199}}^1$

素因数の和:6381

約数の個数: 48

約数和(自身を含む): 393724800

約数和(自身を除く): 228087520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 5344, 6199, 6680, 12398, 13360, 24796, 26720, 30995, 49592, 61990, 99184, 123980, 198368, 247960, 495920, 991840, 1035233, 2070466, 4140932, 5176165, 8281864, 10352330, 16563728, 20704660, 33127456, 41409320, 82818640, 165637280]

約数ペア:

[(1, 165637280), (2, 82818640), (4, 41409320), (5, 33127456), (8, 20704660), (10, 16563728), (16, 10352330), (20, 8281864), (32, 5176165), (40, 4140932), (80, 2070466), (160, 1035233), (167, 991840), (334, 495920), (668, 247960), (835, 198368), (1336, 123980), (1670, 99184), (2672, 61990), (3340, 49592), (5344, 30995), (6199, 26720), (6680, 24796), (12398, 13360)]