164045500

素因数分解:

$2^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{4621}}^1$

素因数の和:4711

約数の個数: 48

約数和(自身を含む): 363400128

約数和(自身を除く): 199354628

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 142, 250, 284, 355, 500, 710, 1420, 1775, 3550, 4621, 7100, 8875, 9242, 17750, 18484, 23105, 35500, 46210, 92420, 115525, 231050, 328091, 462100, 577625, 656182, 1155250, 1312364, 1640455, 2310500, 3280910, 6561820, 8202275, 16404550, 32809100, 41011375, 82022750, 164045500]

約数ペア:

[(1, 164045500), (2, 82022750), (4, 41011375), (5, 32809100), (10, 16404550), (20, 8202275), (25, 6561820), (50, 3280910), (71, 2310500), (100, 1640455), (125, 1312364), (142, 1155250), (250, 656182), (284, 577625), (355, 462100), (500, 328091), (710, 231050), (1420, 115525), (1775, 92420), (3550, 46210), (4621, 35500), (7100, 23105), (8875, 18484), (9242, 17750)]