144005000

素因数分解:

$2^3\times 5^4\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 342452880

約数和(自身を除く): 198447880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 83, 100, 125, 166, 200, 250, 332, 347, 415, 500, 625, 664, 694, 830, 1000, 1250, 1388, 1660, 1735, 2075, 2500, 2776, 3320, 3470, 4150, 5000, 6940, 8300, 8675, 10375, 13880, 16600, 17350, 20750, 28801, 34700, 41500, 43375, 51875, 57602, 69400, 83000, 86750, 103750, 115204, 144005, 173500, 207500, 216875, 230408, 288010, 347000, 415000, 433750, 576020, 720025, 867500, 1152040, 1440050, 1735000, 2880100, 3600125, 5760200, 7200250, 14400500, 18000625, 28801000, 36001250, 72002500, 144005000]

約数ペア:

[(1, 144005000), (2, 72002500), (4, 36001250), (5, 28801000), (8, 18000625), (10, 14400500), (20, 7200250), (25, 5760200), (40, 3600125), (50, 2880100), (83, 1735000), (100, 1440050), (125, 1152040), (166, 867500), (200, 720025), (250, 576020), (332, 433750), (347, 415000), (415, 347000), (500, 288010), (625, 230408), (664, 216875), (694, 207500), (830, 173500), (1000, 144005), (1250, 115204), (1388, 103750), (1660, 86750), (1735, 83000), (2075, 69400), (2500, 57602), (2776, 51875), (3320, 43375), (3470, 41500), (4150, 34700), (5000, 28801), (6940, 20750), (8300, 17350), (8675, 16600), (10375, 13880)]