145682720

素因数分解:

$2^5\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2909}}^1$

素因数の和:3237

約数の個数: 48

約数和(自身を含む): 345393720

約数和(自身を除く): 199711000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 313, 626, 1252, 1565, 2504, 2909, 3130, 5008, 5818, 6260, 10016, 11636, 12520, 14545, 23272, 25040, 29090, 46544, 50080, 58180, 93088, 116360, 232720, 465440, 910517, 1821034, 3642068, 4552585, 7284136, 9105170, 14568272, 18210340, 29136544, 36420680, 72841360, 145682720]

約数ペア:

[(1, 145682720), (2, 72841360), (4, 36420680), (5, 29136544), (8, 18210340), (10, 14568272), (16, 9105170), (20, 7284136), (32, 4552585), (40, 3642068), (80, 1821034), (160, 910517), (313, 465440), (626, 232720), (1252, 116360), (1565, 93088), (2504, 58180), (2909, 50080), (3130, 46544), (5008, 29090), (5818, 25040), (6260, 23272), (10016, 14545), (11636, 12520)]